diff --git a/erpnext/accounts/doctype/accounts_settings/accounts_settings.json b/erpnext/accounts/doctype/accounts_settings/accounts_settings.json
index e4b96ae67e..8ca8b71ef8 100644
--- a/erpnext/accounts/doctype/accounts_settings/accounts_settings.json
+++ b/erpnext/accounts/doctype/accounts_settings/accounts_settings.json
@@ -19,7 +19,6 @@
   "unlink_payment_on_cancellation_of_invoice",
   "unlink_advance_payment_on_cancelation_of_order",
   "book_asset_depreciation_entry_automatically",
-  "allow_cost_center_in_entry_of_bs_account",
   "add_taxes_from_item_tax_template",
   "automatically_fetch_payment_terms",
   "deferred_accounting_settings_section",
@@ -113,12 +112,6 @@
    "fieldtype": "Check",
    "label": "Book Asset Depreciation Entry Automatically"
   },
-  {
-   "default": "0",
-   "fieldname": "allow_cost_center_in_entry_of_bs_account",
-   "fieldtype": "Check",
-   "label": "Allow Cost Center In Entry of Balance Sheet Account"
-  },
   {
    "default": "1",
    "fieldname": "add_taxes_from_item_tax_template",
diff --git a/erpnext/accounts/doctype/accounts_settings/accounts_settings.py b/erpnext/accounts/doctype/accounts_settings/accounts_settings.py
index 2473d715d0..5593466fc2 100644
--- a/erpnext/accounts/doctype/accounts_settings/accounts_settings.py
+++ b/erpnext/accounts/doctype/accounts_settings/accounts_settings.py
@@ -20,7 +20,6 @@ class AccountsSettings(Document):
 
 		self.validate_stale_days()
 		self.enable_payment_schedule_in_print()
-		self.enable_fields_for_cost_center_settings()
 
 	def validate_stale_days(self):
 		if not self.allow_stale and cint(self.stale_days) <= 0:
@@ -33,8 +32,3 @@ class AccountsSettings(Document):
 		for doctype in ("Sales Order", "Sales Invoice", "Purchase Order", "Purchase Invoice"):
 			make_property_setter(doctype, "due_date", "print_hide", show_in_print, "Check")
 			make_property_setter(doctype, "payment_schedule", "print_hide",  0 if show_in_print else 1, "Check")
-
-	def enable_fields_for_cost_center_settings(self):
-		show_field = 0 if cint(self.allow_cost_center_in_entry_of_bs_account) else 1
-		for doctype in ("Sales Invoice", "Purchase Invoice", "Payment Entry"):
-			make_property_setter(doctype, "cost_center", "hidden", show_field, "Check")
diff --git a/erpnext/accounts/doctype/gl_entry/gl_entry.py b/erpnext/accounts/doctype/gl_entry/gl_entry.py
index 645da341a3..def9ed6803 100644
--- a/erpnext/accounts/doctype/gl_entry/gl_entry.py
+++ b/erpnext/accounts/doctype/gl_entry/gl_entry.py
@@ -72,12 +72,6 @@ class GLEntry(Document):
 			if not self.cost_center and self.voucher_type != 'Period Closing Voucher':
 				frappe.throw(_("{0} {1}: Cost Center is required for 'Profit and Loss' account {2}. Please set up a default Cost Center for the Company.")
 					.format(self.voucher_type, self.voucher_no, self.account))
-		else:
-			from erpnext.accounts.utils import get_allow_cost_center_in_entry_of_bs_account
-			if not get_allow_cost_center_in_entry_of_bs_account() and self.cost_center:
-				self.cost_center = None
-			if self.project:
-				self.project = None
 
 	def validate_dimensions_for_pl_and_bs(self):
 
diff --git a/erpnext/accounts/doctype/invoice_discounting/invoice_discounting.py b/erpnext/accounts/doctype/invoice_discounting/invoice_discounting.py
index 594b4d4a22..8083b21f75 100644
--- a/erpnext/accounts/doctype/invoice_discounting/invoice_discounting.py
+++ b/erpnext/accounts/doctype/invoice_discounting/invoice_discounting.py
@@ -3,7 +3,7 @@
 # For license information, please see license.txt
 
 from __future__ import unicode_literals
-import frappe, json
+import frappe, json, erpnext
 from frappe import _
 from frappe.utils import flt, getdate, nowdate, add_days
 from erpnext.controllers.accounts_controller import AccountsController
@@ -134,16 +134,19 @@ class InvoiceDiscounting(AccountsController):
 		je.append("accounts", {
 			"account": self.bank_account,
 			"debit_in_account_currency": flt(self.total_amount) - flt(self.bank_charges),
+			"cost_center": erpnext.get_default_cost_center(self.company)
 		})
 
 		je.append("accounts", {
 			"account": self.bank_charges_account,
-			"debit_in_account_currency": flt(self.bank_charges)
+			"debit_in_account_currency": flt(self.bank_charges),
+			"cost_center": erpnext.get_default_cost_center(self.company)
 		})
 
 		je.append("accounts", {
 			"account": self.short_term_loan,
 			"credit_in_account_currency": flt(self.total_amount),
+			"cost_center": erpnext.get_default_cost_center(self.company),
 			"reference_type": "Invoice Discounting",
 			"reference_name": self.name
 		})
@@ -151,6 +154,7 @@ class InvoiceDiscounting(AccountsController):
 			je.append("accounts", {
 				"account": self.accounts_receivable_discounted,
 				"debit_in_account_currency": flt(d.outstanding_amount),
+				"cost_center": erpnext.get_default_cost_center(self.company),
 				"reference_type": "Invoice Discounting",
 				"reference_name": self.name,
 				"party_type": "Customer",
@@ -160,6 +164,7 @@ class InvoiceDiscounting(AccountsController):
 			je.append("accounts", {
 				"account": self.accounts_receivable_credit,
 				"credit_in_account_currency": flt(d.outstanding_amount),
+				"cost_center": erpnext.get_default_cost_center(self.company),
 				"reference_type": "Invoice Discounting",
 				"reference_name": self.name,
 				"party_type": "Customer",
@@ -177,13 +182,15 @@ class InvoiceDiscounting(AccountsController):
 		je.append("accounts", {
 			"account": self.short_term_loan,
 			"debit_in_account_currency": flt(self.total_amount),
+			"cost_center": erpnext.get_default_cost_center(self.company),
 			"reference_type": "Invoice Discounting",
 			"reference_name": self.name,
 		})
 
 		je.append("accounts", {
 			"account": self.bank_account,
-			"credit_in_account_currency": flt(self.total_amount)
+			"credit_in_account_currency": flt(self.total_amount),
+			"cost_center": erpnext.get_default_cost_center(self.company)
 		})
 
 		if getdate(self.loan_end_date) > getdate(nowdate()):
@@ -193,6 +200,7 @@ class InvoiceDiscounting(AccountsController):
 					je.append("accounts", {
 						"account": self.accounts_receivable_discounted,
 						"credit_in_account_currency": flt(outstanding_amount),
+						"cost_center": erpnext.get_default_cost_center(self.company),
 						"reference_type": "Invoice Discounting",
 						"reference_name": self.name,
 						"party_type": "Customer",
@@ -202,6 +210,7 @@ class InvoiceDiscounting(AccountsController):
 					je.append("accounts", {
 						"account": self.accounts_receivable_unpaid,
 						"debit_in_account_currency": flt(outstanding_amount),
+						"cost_center": erpnext.get_default_cost_center(self.company),
 						"reference_type": "Invoice Discounting",
 						"reference_name": self.name,
 						"party_type": "Customer",
diff --git a/erpnext/accounts/doctype/journal_entry/test_journal_entry.py b/erpnext/accounts/doctype/journal_entry/test_journal_entry.py
index 6996c775b3..23ad1eef14 100644
--- a/erpnext/accounts/doctype/journal_entry/test_journal_entry.py
+++ b/erpnext/accounts/doctype/journal_entry/test_journal_entry.py
@@ -204,11 +204,8 @@ class TestJournalEntry(unittest.TestCase):
 		self.assertEqual(jv.inter_company_journal_entry_reference, "")
 		self.assertEqual(jv1.inter_company_journal_entry_reference, "")
 
-	def test_jv_for_enable_allow_cost_center_in_entry_of_bs_account(self):
+	def test_jv_with_cost_centre(self):
 		from erpnext.accounts.doctype.cost_center.test_cost_center import create_cost_center
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 1
-		accounts_settings.save()
 		cost_center = "_Test Cost Center for BS Account - _TC"
 		create_cost_center(cost_center_name="_Test Cost Center for BS Account", company="_Test Company")
 		jv = make_journal_entry("_Test Cash - _TC", "_Test Bank - _TC", 100, cost_center = cost_center, save=False)
@@ -237,15 +234,45 @@ class TestJournalEntry(unittest.TestCase):
 		for gle in gl_entries:
 			self.assertEqual(expected_values[gle.account]["cost_center"], gle.cost_center)
 
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
+	def test_jv_with_project(self):
+		from erpnext.projects.doctype.project.test_project import make_project
+		project = make_project({
+			'project_name': 'Journal Entry Project',
+			'project_template_name': 'Test Project Template',
+			'start_date': '2020-01-01'
+		})
 
-	def test_jv_account_and_party_balance_for_enable_allow_cost_center_in_entry_of_bs_account(self):
+		jv = make_journal_entry("_Test Cash - _TC", "_Test Bank - _TC", 100, save=False)
+		for d in jv.accounts:
+			d.project = project.project_name
+		jv.voucher_type = "Bank Entry"
+		jv.multi_currency = 0
+		jv.cheque_no = "112233"
+		jv.cheque_date = nowdate()
+		jv.insert()
+		jv.submit()
+
+		expected_values = {
+			"_Test Cash - _TC": {
+				"project": project.project_name
+			},
+			"_Test Bank - _TC": {
+				"project": project.project_name
+			}
+		}
+
+		gl_entries = frappe.db.sql("""select account, project, debit, credit
+			from `tabGL Entry` where voucher_type='Journal Entry' and voucher_no=%s
+			order by account asc""", jv.name, as_dict=1)
+
+		self.assertTrue(gl_entries)
+
+		for gle in gl_entries:
+			self.assertEqual(expected_values[gle.account]["project"], gle.project)
+
+	def test_jv_account_and_party_balance_with_cost_centre(self):
 		from erpnext.accounts.doctype.cost_center.test_cost_center import create_cost_center
 		from erpnext.accounts.utils import get_balance_on
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 1
-		accounts_settings.save()
 		cost_center = "_Test Cost Center for BS Account - _TC"
 		create_cost_center(cost_center_name="_Test Cost Center for BS Account", company="_Test Company")
 		jv = make_journal_entry("_Test Cash - _TC", "_Test Bank - _TC", 100, cost_center = cost_center, save=False)
@@ -261,9 +288,6 @@ class TestJournalEntry(unittest.TestCase):
 		account_balance = get_balance_on(account="_Test Bank - _TC", cost_center=cost_center)
 		self.assertEqual(expected_account_balance, account_balance)
 
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
-
 def make_journal_entry(account1, account2, amount, cost_center=None, posting_date=None, exchange_rate=1, save=True, submit=False, project=None):
 	if not cost_center:
 		cost_center = "_Test Cost Center - _TC"
diff --git a/erpnext/accounts/doctype/payment_entry/payment_entry.py b/erpnext/accounts/doctype/payment_entry/payment_entry.py
index 59611bc74c..c7912ce227 100644
--- a/erpnext/accounts/doctype/payment_entry/payment_entry.py
+++ b/erpnext/accounts/doctype/payment_entry/payment_entry.py
@@ -6,7 +6,7 @@ from __future__ import unicode_literals
 import frappe, erpnext, json
 from frappe import _, scrub, ValidationError
 from frappe.utils import flt, comma_or, nowdate, getdate
-from erpnext.accounts.utils import get_outstanding_invoices, get_account_currency, get_balance_on, get_allow_cost_center_in_entry_of_bs_account
+from erpnext.accounts.utils import get_outstanding_invoices, get_account_currency, get_balance_on
 from erpnext.accounts.party import get_party_account
 from erpnext.accounts.doctype.journal_entry.journal_entry import get_default_bank_cash_account
 from erpnext.setup.utils import get_exchange_rate
@@ -658,7 +658,7 @@ def get_outstanding_reference_documents(args):
 			.format(frappe.db.escape(args["voucher_type"]), frappe.db.escape(args["voucher_no"]))
 
 	# Add cost center condition
-	if args.get("cost_center") and get_allow_cost_center_in_entry_of_bs_account():
+	if args.get("cost_center"):
 		condition += " and cost_center='%s'" % args.get("cost_center")
 
 	date_fields_dict = {
diff --git a/erpnext/accounts/doctype/payment_entry/test_payment_entry.py b/erpnext/accounts/doctype/payment_entry/test_payment_entry.py
index 8bb741f0b2..772fc1a252 100644
--- a/erpnext/accounts/doctype/payment_entry/test_payment_entry.py
+++ b/erpnext/accounts/doctype/payment_entry/test_payment_entry.py
@@ -460,11 +460,8 @@ class TestPaymentEntry(unittest.TestCase):
 		outstanding_amount = flt(frappe.db.get_value("Sales Invoice", si.name, "outstanding_amount"))
 		self.assertEqual(outstanding_amount, 0)
 
-	def test_payment_entry_against_sales_invoice_for_enable_allow_cost_center_in_entry_of_bs_account(self):
+	def test_payment_entry_against_sales_invoice_with_cost_centre(self):
 		from erpnext.accounts.doctype.cost_center.test_cost_center import create_cost_center
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 1
-		accounts_settings.save()
 		cost_center = "_Test Cost Center for BS Account - _TC"
 		create_cost_center(cost_center_name="_Test Cost Center for BS Account", company="_Test Company")
 
@@ -499,39 +496,8 @@ class TestPaymentEntry(unittest.TestCase):
 		for gle in gl_entries:
 			self.assertEqual(expected_values[gle.account]["cost_center"], gle.cost_center)
 
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
-
-	def test_payment_entry_against_sales_invoice_for_disable_allow_cost_center_in_entry_of_bs_account(self):
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
-		si =  create_sales_invoice(debit_to="Debtors - _TC")
-
-		pe = get_payment_entry("Sales Invoice", si.name, bank_account="_Test Bank - _TC")
-
-		pe.reference_no = "112211-2"
-		pe.reference_date = nowdate()
-		pe.paid_to = "_Test Bank - _TC"
-		pe.paid_amount = si.grand_total
-		pe.insert()
-		pe.submit()
-
-		gl_entries = frappe.db.sql("""select account, cost_center, account_currency, debit, credit,
-			debit_in_account_currency, credit_in_account_currency
-			from `tabGL Entry` where voucher_type='Payment Entry' and voucher_no=%s
-			order by account asc""", pe.name, as_dict=1)
-
-		self.assertTrue(gl_entries)
-
-		for gle in gl_entries:
-			self.assertEqual(gle.cost_center, None)
-
-	def test_payment_entry_against_purchase_invoice_for_enable_allow_cost_center_in_entry_of_bs_account(self):
+	def test_payment_entry_against_purchase_invoice_with_cost_center(self):
 		from erpnext.accounts.doctype.cost_center.test_cost_center import create_cost_center
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 1
-		accounts_settings.save()
 		cost_center = "_Test Cost Center for BS Account - _TC"
 		create_cost_center(cost_center_name="_Test Cost Center for BS Account", company="_Test Company")
 
@@ -566,40 +532,9 @@ class TestPaymentEntry(unittest.TestCase):
 		for gle in gl_entries:
 			self.assertEqual(expected_values[gle.account]["cost_center"], gle.cost_center)
 
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
-
-	def test_payment_entry_against_purchase_invoice_for_disable_allow_cost_center_in_entry_of_bs_account(self):
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
-		pi =  make_purchase_invoice(credit_to="Creditors - _TC")
-
-		pe = get_payment_entry("Purchase Invoice", pi.name, bank_account="_Test Bank - _TC")
-
-		pe.reference_no = "112222-2"
-		pe.reference_date = nowdate()
-		pe.paid_from = "_Test Bank - _TC"
-		pe.paid_amount = pi.grand_total
-		pe.insert()
-		pe.submit()
-
-		gl_entries = frappe.db.sql("""select account, cost_center, account_currency, debit, credit,
-			debit_in_account_currency, credit_in_account_currency
-			from `tabGL Entry` where voucher_type='Payment Entry' and voucher_no=%s
-			order by account asc""", pe.name, as_dict=1)
-
-		self.assertTrue(gl_entries)
-
-		for gle in gl_entries:
-			self.assertEqual(gle.cost_center, None)
-
-	def test_payment_entry_account_and_party_balance_for_enable_allow_cost_center_in_entry_of_bs_account(self):
+	def test_payment_entry_account_and_party_balance_with_cost_center(self):
 		from erpnext.accounts.doctype.cost_center.test_cost_center import create_cost_center
 		from erpnext.accounts.utils import get_balance_on
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 1
-		accounts_settings.save()
 		cost_center = "_Test Cost Center for BS Account - _TC"
 		create_cost_center(cost_center_name="_Test Cost Center for BS Account", company="_Test Company")
 
@@ -630,9 +565,6 @@ class TestPaymentEntry(unittest.TestCase):
 		self.assertEqual(expected_party_balance, party_balance)
 		self.assertEqual(expected_party_account_balance, party_account_balance)
 
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
-
 def create_payment_terms_template():
 
 	create_payment_term('Basic Amount Receivable')
@@ -665,4 +597,4 @@ def create_payment_term(name):
 		frappe.get_doc({
 			'doctype': 'Payment Term',
 			'payment_term_name': name
-		}).insert()
\ No newline at end of file
+		}).insert()
diff --git a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.json b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.json
index 829c34da67..eb1ccd95af 100644
--- a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.json
+++ b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.json
@@ -26,6 +26,7 @@
   "accounting_dimensions_section",
   "cost_center",
   "dimension_col_break",
+  "project",
   "supplier_invoice_details",
   "bill_no",
   "column_break_15",
@@ -1598,6 +1599,12 @@
    "show_days": 1,
    "show_seconds": 1
   },
+  {
+   "fieldname": "project",
+   "fieldtype": "Link",
+   "label": "Project",
+   "options": "Project"
+  },
   {
    "fieldname": "tax_withholding_category",
    "fieldtype": "Link",
diff --git a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
index 3cd57d403a..98d68f894a 100644
--- a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
+++ b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
@@ -476,6 +476,7 @@ class PurchaseInvoice(BuyingController):
 						if self.party_account_currency==self.company_currency else grand_total,
 					"against_voucher": self.return_against if cint(self.is_return) and self.return_against else self.name,
 					"against_voucher_type": self.doctype,
+					"project": self.project,
 					"cost_center": self.cost_center
 				}, self.party_account_currency, item=self)
 			)
@@ -516,6 +517,7 @@ class PurchaseInvoice(BuyingController):
 							"account":  warehouse_account[item.warehouse]['account'],
 							"against": warehouse_account[item.from_warehouse]["account"],
 							"cost_center": item.cost_center,
+							"project": item.project or self.project,
 							"remarks": self.get("remarks") or _("Accounting Entry for Stock"),
 							"debit": warehouse_debit_amount,
 						}, warehouse_account[item.warehouse]["account_currency"], item=item))
@@ -525,6 +527,7 @@ class PurchaseInvoice(BuyingController):
 							"account":  warehouse_account[item.from_warehouse]['account'],
 							"against": warehouse_account[item.warehouse]["account"],
 							"cost_center": item.cost_center,
+							"project": item.project or self.project,
 							"remarks": self.get("remarks") or _("Accounting Entry for Stock"),
 							"debit": -1 * flt(item.base_net_amount, item.precision("base_net_amount")),
 						}, warehouse_account[item.from_warehouse]["account_currency"], item=item))
@@ -548,7 +551,7 @@ class PurchaseInvoice(BuyingController):
 								"debit": warehouse_debit_amount,
 								"remarks": self.get("remarks") or _("Accounting Entry for Stock"),
 								"cost_center": item.cost_center,
-								"project": item.project
+								"project": item.project or self.project
 							}, account_currency, item=item)
 						)
 
@@ -561,7 +564,7 @@ class PurchaseInvoice(BuyingController):
 								"cost_center": item.cost_center,
 								"remarks": self.get("remarks") or _("Accounting Entry for Stock"),
 								"credit": flt(amount),
-								"project": item.project
+								"project": item.project or self.project
 							}, item=item))
 
 					# sub-contracting warehouse
@@ -574,6 +577,7 @@ class PurchaseInvoice(BuyingController):
 							"account": supplier_warehouse_account,
 							"against": item.expense_account,
 							"cost_center": item.cost_center,
+							"project": item.project or self.project,
 							"remarks": self.get("remarks") or _("Accounting Entry for Stock"),
 							"credit": flt(item.rm_supp_cost)
 						}, warehouse_account[self.supplier_warehouse]["account_currency"], item=item))
@@ -606,7 +610,7 @@ class PurchaseInvoice(BuyingController):
 							"against": self.supplier,
 							"debit": amount,
 							"cost_center": item.cost_center,
-							"project": item.project
+							"project": item.project or self.project
 						}, account_currency, item=item))
 
 					# If asset is bought through this document and not linked to PR
@@ -619,7 +623,7 @@ class PurchaseInvoice(BuyingController):
 							"cost_center": item.cost_center,
 							"remarks": self.get("remarks") or _("Accounting Entry for Stock"),
 							"credit": flt(item.landed_cost_voucher_amount),
-							"project": item.project
+							"project": item.project or self.project
 						}, item=item))
 
 						gl_entries.append(self.get_gl_dict({
@@ -628,7 +632,7 @@ class PurchaseInvoice(BuyingController):
 							"cost_center": item.cost_center,
 							"remarks": self.get("remarks") or _("Accounting Entry for Stock"),
 							"debit": flt(item.landed_cost_voucher_amount),
-							"project": item.project
+							"project": item.project or self.project
 						}, item=item))
 
 						# update gross amount of asset bought through this document
@@ -654,7 +658,8 @@ class PurchaseInvoice(BuyingController):
 									"against": self.supplier,
 									"debit": flt(item.item_tax_amount, item.precision("item_tax_amount")),
 									"remarks": self.remarks or "Accounting Entry for Stock",
-									"cost_center": self.cost_center
+									"cost_center": self.cost_center,
+									"project": item.project or self.project
 								}, item=item)
 							)
 
@@ -683,7 +688,8 @@ class PurchaseInvoice(BuyingController):
 						"debit": base_asset_amount,
 						"debit_in_account_currency": (base_asset_amount
 							if arbnb_currency == self.company_currency else asset_amount),
-						"cost_center": item.cost_center
+						"cost_center": item.cost_center,
+						"project": item.project or self.project
 					}, item=item))
 
 					if item.item_tax_amount:
@@ -693,6 +699,7 @@ class PurchaseInvoice(BuyingController):
 							"against": self.supplier,
 							"remarks": self.get("remarks") or _("Accounting Entry for Asset"),
 							"cost_center": item.cost_center,
+							"project": item.project or self.project,
 							"credit": item.item_tax_amount,
 							"credit_in_account_currency": (item.item_tax_amount
 								if asset_eiiav_currency == self.company_currency else
@@ -709,7 +716,8 @@ class PurchaseInvoice(BuyingController):
 						"debit": base_asset_amount,
 						"debit_in_account_currency": (base_asset_amount
 							if cwip_account_currency == self.company_currency else asset_amount),
-						"cost_center": self.cost_center
+						"cost_center": self.cost_center,
+						"project": item.project or self.project
 					}, item=item))
 
 					if item.item_tax_amount and not cint(erpnext.is_perpetual_inventory_enabled(self.company)):
@@ -720,6 +728,7 @@ class PurchaseInvoice(BuyingController):
 							"remarks": self.get("remarks") or _("Accounting Entry for Asset"),
 							"cost_center": item.cost_center,
 							"credit": item.item_tax_amount,
+							"project": item.project or self.project,
 							"credit_in_account_currency": (item.item_tax_amount
 								if asset_eiiav_currency == self.company_currency else
 									item.item_tax_amount / self.conversion_rate)
@@ -735,7 +744,7 @@ class PurchaseInvoice(BuyingController):
 								"cost_center": item.cost_center,
 								"remarks": self.get("remarks") or _("Accounting Entry for Stock"),
 								"credit": flt(item.landed_cost_voucher_amount),
-								"project": item.project
+								"project": item.project or self.project
 							}, item=item))
 
 							gl_entries.append(self.get_gl_dict({
@@ -744,7 +753,7 @@ class PurchaseInvoice(BuyingController):
 								"cost_center": item.cost_center,
 								"remarks": self.get("remarks") or _("Accounting Entry for Stock"),
 								"debit": flt(item.landed_cost_voucher_amount),
-								"project": item.project
+								"project": item.project or self.project
 							}, item=item))
 
 						# update gross amount of assets bought through this document
@@ -779,7 +788,7 @@ class PurchaseInvoice(BuyingController):
 					"debit": stock_adjustment_amt,
 					"remarks": self.get("remarks") or _("Stock Adjustment"),
 					"cost_center": item.cost_center,
-					"project": item.project
+					"project": item.project or self.project
 				}, account_currency, item=item)
 			)
 
@@ -871,7 +880,8 @@ class PurchaseInvoice(BuyingController):
 						if self.party_account_currency==self.company_currency else self.paid_amount,
 					"against_voucher": self.return_against if cint(self.is_return) and self.return_against else self.name,
 					"against_voucher_type": self.doctype,
-					"cost_center": self.cost_center
+					"cost_center": self.cost_center,
+					"project": self.project
 				}, self.party_account_currency, item=self)
 			)
 
@@ -903,7 +913,8 @@ class PurchaseInvoice(BuyingController):
 						if self.party_account_currency==self.company_currency else self.write_off_amount,
 					"against_voucher": self.return_against if cint(self.is_return) and self.return_against else self.name,
 					"against_voucher_type": self.doctype,
-					"cost_center": self.cost_center
+					"cost_center": self.cost_center,
+					"project": self.project
 				}, self.party_account_currency, item=self)
 			)
 			gl_entries.append(
diff --git a/erpnext/accounts/doctype/purchase_invoice/test_purchase_invoice.py b/erpnext/accounts/doctype/purchase_invoice/test_purchase_invoice.py
index b5955ca258..9a666bf9f8 100644
--- a/erpnext/accounts/doctype/purchase_invoice/test_purchase_invoice.py
+++ b/erpnext/accounts/doctype/purchase_invoice/test_purchase_invoice.py
@@ -14,6 +14,7 @@ from erpnext.stock.doctype.purchase_receipt.test_purchase_receipt import set_per
 from erpnext.controllers.accounts_controller import get_payment_terms
 from erpnext.exceptions import InvalidCurrency
 from erpnext.stock.doctype.stock_entry.test_stock_entry import get_qty_after_transaction
+from erpnext.projects.doctype.project.test_project import make_project
 from erpnext.accounts.doctype.account.test_account import get_inventory_account, create_account
 from erpnext.stock.doctype.item.test_item import create_item
 
@@ -435,6 +436,8 @@ class TestPurchaseInvoice(unittest.TestCase):
 		)
 
 	def test_total_purchase_cost_for_project(self):
+		make_project({'project_name':'_Test Project'})
+
 		existing_purchase_cost = frappe.db.sql("""select sum(base_net_amount)
 			from `tabPurchase Invoice Item` where project = '_Test Project' and docstatus=1""")
 		existing_purchase_cost = existing_purchase_cost and existing_purchase_cost[0][0] or 0
@@ -808,11 +811,8 @@ class TestPurchaseInvoice(unittest.TestCase):
 		pi_doc = frappe.get_doc('Purchase Invoice', pi.name)
 		self.assertEqual(pi_doc.outstanding_amount, 0)
 
-	def test_purchase_invoice_for_enable_allow_cost_center_in_entry_of_bs_account(self):
+	def test_purchase_invoice_with_cost_center(self):
 		from erpnext.accounts.doctype.cost_center.test_cost_center import create_cost_center
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 1
-		accounts_settings.save()
 		cost_center = "_Test Cost Center for BS Account - _TC"
 		create_cost_center(cost_center_name="_Test Cost Center for BS Account", company="_Test Company")
 
@@ -838,13 +838,7 @@ class TestPurchaseInvoice(unittest.TestCase):
 		for gle in gl_entries:
 			self.assertEqual(expected_values[gle.account]["cost_center"], gle.cost_center)
 
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
-
-	def test_purchase_invoice_for_disable_allow_cost_center_in_entry_of_bs_account(self):
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
+	def test_purchase_invoice_without_cost_center(self):
 		cost_center = "_Test Cost Center - _TC"
 		pi =  make_purchase_invoice(credit_to="Creditors - _TC")
 
@@ -867,6 +861,43 @@ class TestPurchaseInvoice(unittest.TestCase):
 		for gle in gl_entries:
 			self.assertEqual(expected_values[gle.account]["cost_center"], gle.cost_center)
 
+	def test_purchase_invoice_with_project_link(self):
+		project = make_project({
+			'project_name': 'Purchase Invoice Project',
+			'project_template_name': 'Test Project Template',
+			'start_date': '2020-01-01'
+		})
+		item_project = make_project({
+			'project_name': 'Purchase Invoice Item Project',
+			'project_template_name': 'Test Project Template',
+			'start_date': '2019-06-01'
+		})
+
+		pi = make_purchase_invoice(credit_to="Creditors - _TC" ,do_not_save=1)
+		pi.items[0].project = item_project.project_name
+		pi.project = project.project_name
+
+		pi.submit()
+
+		expected_values = {
+			"Creditors - _TC": {
+				"project": project.project_name
+			},
+			"_Test Account Cost for Goods Sold - _TC": {
+				"project": item_project.project_name
+			}
+		}
+
+		gl_entries = frappe.db.sql("""select account, cost_center, project, account_currency, debit, credit,
+			debit_in_account_currency, credit_in_account_currency
+			from `tabGL Entry` where voucher_type='Purchase Invoice' and voucher_no=%s
+			order by account asc""", pi.name, as_dict=1)
+
+		self.assertTrue(gl_entries)
+
+		for gle in gl_entries:
+			self.assertEqual(expected_values[gle.account]["project"], gle.project)
+
 	def test_deferred_expense_via_journal_entry(self):
 		deferred_account = create_account(account_name="Deferred Expense",
 			parent_account="Current Assets - _TC", company="_Test Company")
diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
index 5e8279bb08..b2b4cb1ea7 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
@@ -790,7 +790,8 @@ class SalesInvoice(SellingController):
 						if self.party_account_currency==self.company_currency else grand_total,
 					"against_voucher": self.return_against if cint(self.is_return) and self.return_against else self.name,
 					"against_voucher_type": self.doctype,
-					"cost_center": self.cost_center
+					"cost_center": self.cost_center,
+					"project": self.project
 				}, self.party_account_currency, item=self)
 			)
 
@@ -845,7 +846,8 @@ class SalesInvoice(SellingController):
 							"credit_in_account_currency": (flt(item.base_net_amount, item.precision("base_net_amount"))
 								if account_currency==self.company_currency
 								else flt(item.net_amount, item.precision("net_amount"))),
-							"cost_center": item.cost_center
+							"cost_center": item.cost_center,
+							"project": item.project or self.project
 						}, account_currency, item=item)
 					)
 
@@ -926,7 +928,8 @@ class SalesInvoice(SellingController):
 							if self.party_account_currency==self.company_currency else flt(self.change_amount),
 						"against_voucher": self.return_against if cint(self.is_return) and self.return_against else self.name,
 						"against_voucher_type": self.doctype,
-						"cost_center": self.cost_center
+						"cost_center": self.cost_center,
+						"project": self.project
 					}, self.party_account_currency, item=self)
 				)
 
@@ -959,7 +962,8 @@ class SalesInvoice(SellingController):
 						else flt(self.write_off_amount, self.precision("write_off_amount"))),
 					"against_voucher": self.return_against if cint(self.is_return) else self.name,
 					"against_voucher_type": self.doctype,
-					"cost_center": self.cost_center
+					"cost_center": self.cost_center,
+					"project": self.project
 				}, self.party_account_currency, item=self)
 			)
 			gl_entries.append(
diff --git a/erpnext/accounts/doctype/sales_invoice/test_records.json b/erpnext/accounts/doctype/sales_invoice/test_records.json
index ebe6e3da8d..11ebe6a573 100644
--- a/erpnext/accounts/doctype/sales_invoice/test_records.json
+++ b/erpnext/accounts/doctype/sales_invoice/test_records.json
@@ -3,6 +3,7 @@
   "company": "_Test Company",
   "conversion_rate": 1.0,
   "currency": "INR",
+  "cost_center": "_Test Cost Center - _TC",
   "customer": "_Test Customer",
   "customer_name": "_Test Customer",
   "debit_to": "_Test Receivable - _TC",
@@ -37,7 +38,8 @@
     "charge_type": "On Net Total",
     "description": "VAT",
     "doctype": "Sales Taxes and Charges",
-    "parentfield": "taxes",
+	"parentfield": "taxes",
+	"cost_center": "_Test Cost Center - _TC",
     "rate": 6
    },
    {
@@ -45,7 +47,8 @@
     "charge_type": "On Net Total",
     "description": "Service Tax",
     "doctype": "Sales Taxes and Charges",
-    "parentfield": "taxes",
+	"parentfield": "taxes",
+	"cost_center": "_Test Cost Center - _TC",
     "rate": 6.36
    }
   ],
@@ -76,6 +79,7 @@
   "customer_name": "_Test Customer",
   "debit_to": "_Test Receivable - _TC",
   "doctype": "Sales Invoice",
+  "cost_center": "_Test Cost Center - _TC",
   "items": [
    {
     "amount": 500.0,
@@ -107,7 +111,8 @@
     "charge_type": "On Net Total",
     "description": "VAT",
     "doctype": "Sales Taxes and Charges",
-    "parentfield": "taxes",
+	"parentfield": "taxes",
+	"cost_center": "_Test Cost Center - _TC",
     "rate": 16
    },
    {
@@ -115,7 +120,8 @@
     "charge_type": "On Net Total",
     "description": "Service Tax",
     "doctype": "Sales Taxes and Charges",
-    "parentfield": "taxes",
+	"parentfield": "taxes",
+	"cost_center": "_Test Cost Center - _TC",
     "rate": 10
    }
   ],
@@ -132,6 +138,7 @@
   "customer_name": "_Test Customer",
   "debit_to": "_Test Receivable - _TC",
   "doctype": "Sales Invoice",
+  "cost_center": "_Test Cost Center - _TC",
   "items": [
    {
     "cost_center": "_Test Cost Center - _TC",
@@ -259,6 +266,7 @@
   "customer_name": "_Test Customer",
   "debit_to": "_Test Receivable - _TC",
   "doctype": "Sales Invoice",
+  "cost_center": "_Test Cost Center - _TC",
   "items": [
    {
     "cost_center": "_Test Cost Center - _TC",
diff --git a/erpnext/accounts/doctype/sales_invoice/test_sales_invoice.py b/erpnext/accounts/doctype/sales_invoice/test_sales_invoice.py
index 311cc12dd8..ff4d6136e9 100644
--- a/erpnext/accounts/doctype/sales_invoice/test_sales_invoice.py
+++ b/erpnext/accounts/doctype/sales_invoice/test_sales_invoice.py
@@ -1640,11 +1640,8 @@ class TestSalesInvoice(unittest.TestCase):
 		si_doc = frappe.get_doc('Sales Invoice', si.name)
 		self.assertEqual(si_doc.outstanding_amount, 0)
 
-	def test_sales_invoice_for_enable_allow_cost_center_in_entry_of_bs_account(self):
+	def test_sales_invoice_with_cost_center(self):
 		from erpnext.accounts.doctype.cost_center.test_cost_center import create_cost_center
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 1
-		accounts_settings.save()
 		cost_center = "_Test Cost Center for BS Account - _TC"
 		create_cost_center(cost_center_name="_Test Cost Center for BS Account", company="_Test Company")
 
@@ -1669,14 +1666,47 @@ class TestSalesInvoice(unittest.TestCase):
 
 		for gle in gl_entries:
 			self.assertEqual(expected_values[gle.account]["cost_center"], gle.cost_center)
+	
+	def test_sales_invoice_with_project_link(self):
+		from erpnext.projects.doctype.project.test_project import make_project
 
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
+		project = make_project({
+			'project_name': 'Sales Invoice Project',
+			'project_template_name': 'Test Project Template',
+			'start_date': '2020-01-01'
+		})
+		item_project = make_project({
+			'project_name': 'Sales Invoice Item Project',
+			'project_template_name': 'Test Project Template',
+			'start_date': '2019-06-01'
+		})
 
-	def test_sales_invoice_for_disable_allow_cost_center_in_entry_of_bs_account(self):
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 1
-		accounts_settings.save()
+		sales_invoice = create_sales_invoice(do_not_save=1)
+		sales_invoice.items[0].project = item_project.project_name
+		sales_invoice.project = project.project_name
+
+		sales_invoice.submit()
+
+		expected_values = {
+			"Debtors - _TC": {
+				"project": project.project_name
+			},
+			"Sales - _TC": {
+				"project": item_project.project_name
+			}
+		}
+
+		gl_entries = frappe.db.sql("""select account, cost_center, project, account_currency, debit, credit,
+			debit_in_account_currency, credit_in_account_currency
+			from `tabGL Entry` where voucher_type='Sales Invoice' and voucher_no=%s
+			order by account asc""", sales_invoice.name, as_dict=1)
+		
+		self.assertTrue(gl_entries)
+		
+		for gle in gl_entries:
+			self.assertEqual(expected_values[gle.account]["project"], gle.project)
+
+	def test_sales_invoice_without_cost_center(self):
 		cost_center = "_Test Cost Center - _TC"
 		si =  create_sales_invoice(debit_to="Debtors - _TC")
 
@@ -1699,9 +1729,6 @@ class TestSalesInvoice(unittest.TestCase):
 		for gle in gl_entries:
 			self.assertEqual(expected_values[gle.account]["cost_center"], gle.cost_center)
 
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
-
 	def test_deferred_revenue(self):
 		deferred_account = create_account(account_name="Deferred Revenue",
 			parent_account="Current Liabilities - _TC", company="_Test Company")
diff --git a/erpnext/accounts/doctype/sales_invoice_item/sales_invoice_item.json b/erpnext/accounts/doctype/sales_invoice_item/sales_invoice_item.json
index b2294e4318..9bc24664d1 100644
--- a/erpnext/accounts/doctype/sales_invoice_item/sales_invoice_item.json
+++ b/erpnext/accounts/doctype/sales_invoice_item/sales_invoice_item.json
@@ -94,6 +94,7 @@
   "accounting_dimensions_section",
   "cost_center",
   "dimension_col_break",
+  "project",
   "section_break_54",
   "page_break"
  ],
@@ -783,12 +784,18 @@
    "fieldtype": "Link",
    "label": "Finance Book",
    "options": "Finance Book"
+  },
+  {
+   "fieldname": "project",
+   "fieldtype": "Link",
+   "label": "Project",
+   "options": "Project"
   }
  ],
  "idx": 1,
  "istable": 1,
  "links": [],
- "modified": "2019-12-04 12:22:38.517710",
+ "modified": "2020-03-11 12:24:41.749986",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Sales Invoice Item",
diff --git a/erpnext/accounts/utils.py b/erpnext/accounts/utils.py
index 69866e1566..013c30d6ff 100644
--- a/erpnext/accounts/utils.py
+++ b/erpnext/accounts/utils.py
@@ -144,14 +144,12 @@ def get_balance_on(account=None, date=None, party_type=None, party=None, company
 			# hence, assuming balance as 0.0
 			return 0.0
 
-	allow_cost_center_in_entry_of_bs_account = get_allow_cost_center_in_entry_of_bs_account()
-
 	if account:
 		report_type = acc.report_type
 	else:
 		report_type = ""
 
-	if cost_center and (allow_cost_center_in_entry_of_bs_account or report_type =='Profit and Loss'):
+	if cost_center and report_type == 'Profit and Loss':
 		cc = frappe.get_doc("Cost Center", cost_center)
 		if cc.is_group:
 			cond.append(""" exists (
@@ -897,11 +895,6 @@ def get_coa(doctype, parent, is_root, chart=None):
 
 	return accounts
 
-def get_allow_cost_center_in_entry_of_bs_account():
-	def generator():
-		return cint(frappe.db.get_value('Accounts Settings', None, 'allow_cost_center_in_entry_of_bs_account'))
-	return frappe.local_cache("get_allow_cost_center_in_entry_of_bs_account", (), generator, regenerate_if_none=True)
-
 def get_stock_accounts(company):
 	return frappe.get_all("Account", filters = {
 		"account_type": "Stock",
diff --git a/erpnext/assets/doctype/asset/depreciation.py b/erpnext/assets/doctype/asset/depreciation.py
index 522c1fef67..8f0afb42b2 100644
--- a/erpnext/assets/doctype/asset/depreciation.py
+++ b/erpnext/assets/doctype/asset/depreciation.py
@@ -10,7 +10,7 @@ from erpnext.accounts.doctype.accounting_dimension.accounting_dimension import g
 
 def post_depreciation_entries(date=None):
 	# Return if automatic booking of asset depreciation is disabled
-	if not cint(frappe.db.get_single_value("Accounts Settings", "book_asset_depreciation_entry_automatically")):
+	if not cint(frappe.db.get_value("Accounts Settings", None, "book_asset_depreciation_entry_automatically")):
 		return
 
 	if not date:
@@ -58,7 +58,8 @@ def make_depreciation_entry(asset_name, date=None):
 				"account": accumulated_depreciation_account,
 				"credit_in_account_currency": d.depreciation_amount,
 				"reference_type": "Asset",
-				"reference_name": asset.name
+				"reference_name": asset.name,
+				"cost_center": ""
 			}
 
 			debit_entry = {
@@ -196,12 +197,14 @@ def get_gl_entries_on_asset_disposal(asset, selling_amount=0, finance_book=None)
 		{
 			"account": fixed_asset_account,
 			"credit_in_account_currency": asset.gross_purchase_amount,
-			"credit": asset.gross_purchase_amount
+			"credit": asset.gross_purchase_amount,
+			"cost_center": depreciation_cost_center
 		},
 		{
 			"account": accumulated_depr_account,
 			"debit_in_account_currency": accumulated_depr_amount,
-			"debit": accumulated_depr_amount
+			"debit": accumulated_depr_amount,
+			"cost_center": depreciation_cost_center
 		}
 	]
 
diff --git a/erpnext/buying/report/procurement_tracker/test_procurement_tracker.py b/erpnext/buying/report/procurement_tracker/test_procurement_tracker.py
index c7204a1f34..44ab767c0a 100644
--- a/erpnext/buying/report/procurement_tracker/test_procurement_tracker.py
+++ b/erpnext/buying/report/procurement_tracker/test_procurement_tracker.py
@@ -67,4 +67,5 @@ class TestProcurementTracker(unittest.TestCase):
 			"expected_delivery_date": date_obj,
 			"actual_delivery_date": date_obj
 		}
+
 		return expected_data
\ No newline at end of file
diff --git a/erpnext/controllers/stock_controller.py b/erpnext/controllers/stock_controller.py
index 759c6cd73e..e8483da544 100644
--- a/erpnext/controllers/stock_controller.py
+++ b/erpnext/controllers/stock_controller.py
@@ -96,6 +96,7 @@ class StockController(AccountsController):
 							"account": warehouse_account[sle.warehouse]["account"],
 							"against": item_row.expense_account,
 							"cost_center": item_row.cost_center,
+							"project": item_row.project or self.get('project'),
 							"remarks": self.get("remarks") or "Accounting Entry for Stock",
 							"debit": flt(sle.stock_value_difference, precision),
 							"is_opening": item_row.get("is_opening") or self.get("is_opening") or "No",
@@ -106,6 +107,7 @@ class StockController(AccountsController):
 							"account": item_row.expense_account,
 							"against": warehouse_account[sle.warehouse]["account"],
 							"cost_center": item_row.cost_center,
+							"project": item_row.project or self.get('project'),
 							"remarks": self.get("remarks") or "Accounting Entry for Stock",
 							"credit": flt(sle.stock_value_difference, precision),
 							"project": item_row.get("project") or self.get("project"),
diff --git a/erpnext/hr/doctype/employee_advance/employee_advance.py b/erpnext/hr/doctype/employee_advance/employee_advance.py
index 76195812c8..3c435b8cc3 100644
--- a/erpnext/hr/doctype/employee_advance/employee_advance.py
+++ b/erpnext/hr/doctype/employee_advance/employee_advance.py
@@ -120,12 +120,14 @@ def make_bank_entry(dt, dn):
 		"reference_type": "Employee Advance",
 		"reference_name": doc.name,
 		"party_type": "Employee",
+		"cost_center": erpnext.get_default_cost_center(doc.company),
 		"party": doc.employee,
 		"is_advance": "Yes"
 	})
 
 	je.append("accounts", {
 		"account": payment_account.account,
+		"cost_center": erpnext.get_default_cost_center(doc.company),
 		"credit_in_account_currency": flt(doc.advance_amount),
 		"account_currency": payment_account.account_currency,
 		"account_type": payment_account.account_type
diff --git a/erpnext/hr/doctype/expense_claim/expense_claim.py b/erpnext/hr/doctype/expense_claim/expense_claim.py
index 5563c245f4..bf893d5fab 100644
--- a/erpnext/hr/doctype/expense_claim/expense_claim.py
+++ b/erpnext/hr/doctype/expense_claim/expense_claim.py
@@ -295,7 +295,7 @@ def make_bank_entry(dt, dn):
 	je = frappe.new_doc("Journal Entry")
 	je.voucher_type = 'Bank Entry'
 	je.company = expense_claim.company
-	je.remark = 'Payment against Expense Claim: ' + dn;
+	je.remark = 'Payment against Expense Claim: ' + dn
 
 	je.append("accounts", {
 		"account": expense_claim.payable_account,
@@ -303,6 +303,7 @@ def make_bank_entry(dt, dn):
 		"reference_type": "Expense Claim",
 		"party_type": "Employee",
 		"party": expense_claim.employee,
+		"cost_center": erpnext.get_default_cost_center(expense_claim.company),
 		"reference_name": expense_claim.name
 	})
 
@@ -313,6 +314,7 @@ def make_bank_entry(dt, dn):
 		"reference_name": expense_claim.name,
 		"balance": default_bank_cash_account.balance,
 		"account_currency": default_bank_cash_account.account_currency,
+		"cost_center": erpnext.get_default_cost_center(expense_claim.company),
 		"account_type": default_bank_cash_account.account_type
 	})
 
diff --git a/erpnext/maintenance/doctype/maintenance_schedule/maintenance_schedule.py b/erpnext/maintenance/doctype/maintenance_schedule/maintenance_schedule.py
index b58f999cfb..add7bbfa57 100644
--- a/erpnext/maintenance/doctype/maintenance_schedule/maintenance_schedule.py
+++ b/erpnext/maintenance/doctype/maintenance_schedule/maintenance_schedule.py
@@ -44,7 +44,7 @@ class MaintenanceSchedule(TransactionBase):
 		for d in self.get('items'):
 			if d.serial_no:
 				serial_nos = get_valid_serial_nos(d.serial_no)
-				self.validate_serial_no(serial_nos, d.start_date)
+				self.validate_serial_no(d.item_code, serial_nos, d.start_date)
 				self.update_amc_date(serial_nos, d.end_date)
 
 			no_email_sp = []
@@ -178,14 +178,18 @@ class MaintenanceSchedule(TransactionBase):
 			serial_no_doc.amc_expiry_date = amc_expiry_date
 			serial_no_doc.save()
 
-	def validate_serial_no(self, serial_nos, amc_start_date):
+	def validate_serial_no(self, item_code, serial_nos, amc_start_date):
 		for serial_no in serial_nos:
 			sr_details = frappe.db.get_value("Serial No", serial_no,
-				["warranty_expiry_date", "amc_expiry_date", "warehouse", "delivery_date"], as_dict=1)
+				["warranty_expiry_date", "amc_expiry_date", "warehouse", "delivery_date", "item_code"], as_dict=1)
 
 			if not sr_details:
 				frappe.throw(_("Serial No {0} not found").format(serial_no))
 
+			if sr_details.get("item_code") != item_code:
+				frappe.throw(_("Serial No {0} does not belong to Item {1}")
+					.format(frappe.bold(serial_no), frappe.bold(item_code)), title="Invalid")
+
 			if sr_details.warranty_expiry_date \
 				and getdate(sr_details.warranty_expiry_date) >= getdate(amc_start_date):
 				throw(_("Serial No {0} is under warranty upto {1}")
diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index cd4a221843..566b979ade 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -697,6 +697,7 @@ execute:frappe.rename_doc("Desk Page", "Loan Management", "Loan", force=True)
 erpnext.patches.v12_0.update_uom_conversion_factor
 erpnext.patches.v13_0.delete_old_purchase_reports
 erpnext.patches.v12_0.set_italian_import_supplier_invoice_permissions
+erpnext.patches.v12_0.unhide_cost_center_field
 erpnext.patches.v13_0.update_sla_enhancements
 erpnext.patches.v12_0.update_address_template_for_india
 erpnext.patches.v13_0.update_deferred_settings
diff --git a/erpnext/patches/v12_0/unhide_cost_center_field.py b/erpnext/patches/v12_0/unhide_cost_center_field.py
new file mode 100644
index 0000000000..6005ab7072
--- /dev/null
+++ b/erpnext/patches/v12_0/unhide_cost_center_field.py
@@ -0,0 +1,13 @@
+# Copyright (c) 2017, Frappe and Contributors
+# License: GNU General Public License v3. See license.txt
+
+from __future__ import unicode_literals
+import frappe
+
+def execute():
+	frappe.db.sql("""
+		DELETE FROM `tabProperty Setter`
+		WHERE doc_type in ('Sales Invoice', 'Purchase Invoice', 'Payment Entry')
+		AND field_name = 'cost_center'
+		AND property = 'hidden'
+	""")
\ No newline at end of file
diff --git a/erpnext/projects/doctype/project/test_project.py b/erpnext/projects/doctype/project/test_project.py
index 06c62b62d2..0c4f6f1bdf 100644
--- a/erpnext/projects/doctype/project/test_project.py
+++ b/erpnext/projects/doctype/project/test_project.py
@@ -7,7 +7,7 @@ import frappe, unittest
 test_records = frappe.get_test_records('Project')
 test_ignore = ["Sales Order"]
 
-from erpnext.projects.doctype.project_template.test_project_template import get_project_template
+from erpnext.projects.doctype.project_template.test_project_template import get_project_template, make_project_template
 from erpnext.projects.doctype.project.project import set_project_status
 
 from frappe.utils import getdate
@@ -43,4 +43,24 @@ def get_project(name):
 		expected_start_date = '2019-01-01'
 	)).insert()
 
+	return project
+
+def make_project(args):
+	args = frappe._dict(args)
+	if args.project_template_name:
+		template = make_project_template(args.project_template_name)
+	else:
+		template = get_project_template()
+
+	project = frappe.get_doc(dict(
+		doctype = 'Project',
+		project_name = args.project_name,
+		status = 'Open',
+		project_template = template.name,
+		expected_start_date = args.start_date
+	))
+
+	if not frappe.db.exists("Project", args.project_name):
+		project.insert()
+
 	return project
\ No newline at end of file
diff --git a/erpnext/projects/doctype/project_template/test_project_template.py b/erpnext/projects/doctype/project_template/test_project_template.py
index efcb2eab68..2c5831a5dc 100644
--- a/erpnext/projects/doctype/project_template/test_project_template.py
+++ b/erpnext/projects/doctype/project_template/test_project_template.py
@@ -26,4 +26,23 @@ def get_project_template():
 			]
 		)).insert()
 
-	return frappe.get_doc('Project Template', 'Test Project Template')
\ No newline at end of file
+	return frappe.get_doc('Project Template', 'Test Project Template')
+
+def make_project_template(project_template_name, project_tasks=[]):
+	if not frappe.db.exists('Project Template', project_template_name):
+		frappe.get_doc(dict(
+			doctype = 'Project Template',
+			name = project_template_name,
+			tasks = project_tasks or [
+				dict(subject='Task 1', description='Task 1 description',
+					start=0, duration=3),
+				dict(subject='Task 2', description='Task 2 description',
+					start=0, duration=2),
+				dict(subject='Task 3', description='Task 3 description',
+					start=2, duration=4),
+				dict(subject='Task 4', description='Task 4 description',
+					start=3, duration=2),
+			]
+		)).insert()
+
+	return frappe.get_doc('Project Template', project_template_name)
\ No newline at end of file
diff --git a/erpnext/projects/doctype/task/task.py b/erpnext/projects/doctype/task/task.py
index 3b75cf4215..4bdda68b69 100755
--- a/erpnext/projects/doctype/task/task.py
+++ b/erpnext/projects/doctype/task/task.py
@@ -9,7 +9,7 @@ import frappe
 from frappe import _, throw
 from frappe.desk.form.assign_to import clear, close_all_assignments
 from frappe.model.mapper import get_mapped_doc
-from frappe.utils import add_days, cstr, date_diff, get_link_to_form, getdate, today
+from frappe.utils import add_days, cstr, date_diff, get_link_to_form, getdate, today, flt
 from frappe.utils.nestedset import NestedSet
 
 
@@ -63,10 +63,10 @@ class Task(NestedSet):
 			close_all_assignments(self.doctype, self.name)
 
 	def validate_progress(self):
-		if (self.progress or 0) > 100:
+		if flt(self.progress or 0) > 100:
 			frappe.throw(_("Progress % for a task cannot be more than 100."))
 
-		if self.progress == 100:
+		if flt(self.progress) == 100:
 			self.status = 'Completed'
 
 		if self.status == 'Completed':
diff --git a/erpnext/public/js/help_links.js b/erpnext/public/js/help_links.js
index 17b726ee18..66ff46405d 100644
--- a/erpnext/public/js/help_links.js
+++ b/erpnext/public/js/help_links.js
@@ -450,7 +450,7 @@ frappe.help.help_links['Form/Opportunity'] = [
 ]
 
 frappe.help.help_links['Form/Address'] = [
-	{ label: 'Address', url: docsUrl + 'user/manual/en/CRM/contact' },
+	{ label: 'Address', url: docsUrl + 'user/manual/en/CRM/address' },
 ]
 
 frappe.help.help_links['Form/Contact'] = [
diff --git a/erpnext/regional/report/datev/test_datev.py b/erpnext/regional/report/datev/test_datev.py
index 3cc65fe9d3..eed62a8690 100644
--- a/erpnext/regional/report/datev/test_datev.py
+++ b/erpnext/regional/report/datev/test_datev.py
@@ -90,7 +90,7 @@ def make_customer_with_account(customer_name, company):
 
 	if not frappe.db.exists("Customer", customer_name):
 		customer = frappe.get_doc({
-			"doctype": "Customer",		
+			"doctype": "Customer",
 			"customer_name": customer_name,
 			"customer_type": "Company",
 			"accounts": [{
@@ -155,17 +155,17 @@ class TestDatev(TestCase):
 		setup_fiscal_year()
 
 		warehouse = frappe.db.get_value("Item Default", {
-				"parent": item.name, 
+				"parent": item.name,
 				"company": self.company.name
 			}, "default_warehouse")
 
 		income_account = frappe.db.get_value("Account", {
-				"account_number": "4200", 
+				"account_number": "4200",
 				"company": self.company.name
 			}, "name")
 
 		tax_account = frappe.db.get_value("Account", {
-				"account_number": "3806", 
+				"account_number": "3806",
 				"company": self.company.name
 			}, "name")
 
@@ -186,9 +186,12 @@ class TestDatev(TestCase):
 			"charge_type": "On Net Total",
 			"account_head": tax_account,
 			"description": "Umsatzsteuer 19 %",
-			"rate": 19
+			"rate": 19,
+			"cost_center": self.company.cost_center
 		})
 
+		si.cost_center = self.company.cost_center
+
 		si.save()
 		si.submit()
 
@@ -196,7 +199,7 @@ class TestDatev(TestCase):
 		def is_subset(get_data, allowed_keys):
 			"""
 			Validate that the dict contains only allowed keys.
-			
+
 			Params:
 			get_data -- Function that returns a list of dicts.
 			allowed_keys -- List of allowed keys
diff --git a/erpnext/selling/doctype/quotation/quotation_list.js b/erpnext/selling/doctype/quotation/quotation_list.js
index 802c0ba641..f425acf180 100644
--- a/erpnext/selling/doctype/quotation/quotation_list.js
+++ b/erpnext/selling/doctype/quotation/quotation_list.js
@@ -3,13 +3,15 @@ frappe.listview_settings['Quotation'] = {
 		"company", "currency", 'valid_till'],
 
 	onload: function(listview) {
-		listview.page.fields_dict.quotation_to.get_query = function() {
-			return {
-				"filters": {
-					"name": ["in", ["Customer", "Lead"]],
-				}
+		if (listview.page.fields_dict.quotation_to) {
+			listview.page.fields_dict.quotation_to.get_query = function() {
+				return {
+					"filters": {
+						"name": ["in", ["Customer", "Lead"]],
+					}
+				};
 			};
-		};
+		}
 	},
 
 	get_indicator: function(doc) {
diff --git a/erpnext/stock/doctype/delivery_note/test_delivery_note.py b/erpnext/stock/doctype/delivery_note/test_delivery_note.py
index a921a56f53..4b04a0a8c3 100644
--- a/erpnext/stock/doctype/delivery_note/test_delivery_note.py
+++ b/erpnext/stock/doctype/delivery_note/test_delivery_note.py
@@ -537,11 +537,8 @@ class TestDeliveryNote(unittest.TestCase):
 		dt = make_delivery_trip(dn.name)
 		self.assertEqual(dn.name, dt.delivery_stops[0].delivery_note)
 
-	def test_delivery_note_for_enable_allow_cost_center_in_entry_of_bs_account(self):
+	def test_delivery_note_with_cost_center(self):
 		from erpnext.accounts.doctype.cost_center.test_cost_center import create_cost_center
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 1
-		accounts_settings.save()
 		cost_center = "_Test Cost Center for BS Account - TCP1"
 		create_cost_center(cost_center_name="_Test Cost Center for BS Account", company="_Test Company with perpetual inventory")
 
@@ -567,13 +564,8 @@ class TestDeliveryNote(unittest.TestCase):
 		}
 		for i, gle in enumerate(gl_entries):
 			self.assertEqual(expected_values[gle.account]["cost_center"], gle.cost_center)
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
 
-	def test_delivery_note_for_disable_allow_cost_center_in_entry_of_bs_account(self):
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
+	def test_delivery_note_cost_center_with_balance_sheet_account(self):
 		cost_center = "Main - TCP1"
 
 		company = frappe.db.get_value('Warehouse', 'Stores - TCP1', 'company')
@@ -583,7 +575,11 @@ class TestDeliveryNote(unittest.TestCase):
 		make_stock_entry(target="Stores - TCP1", qty=5, basic_rate=100)
 
 		stock_in_hand_account = get_inventory_account('_Test Company with perpetual inventory')
-		dn = create_delivery_note(company='_Test Company with perpetual inventory', warehouse='Stores - TCP1', cost_center = 'Main - TCP1', expense_account = "Cost of Goods Sold - TCP1")
+		dn = create_delivery_note(company='_Test Company with perpetual inventory', warehouse='Stores - TCP1', cost_center = 'Main - TCP1', expense_account = "Cost of Goods Sold - TCP1",
+			do_not_submit=1)
+
+		dn.get('items')[0].cost_center = None
+		dn.submit()
 
 		gl_entries = get_gl_entries("Delivery Note", dn.name)
 
@@ -593,7 +589,7 @@ class TestDeliveryNote(unittest.TestCase):
 				"cost_center": cost_center
 			},
 			stock_in_hand_account: {
-				"cost_center": None
+				"cost_center": cost_center
 			}
 		}
 		for i, gle in enumerate(gl_entries):
diff --git a/erpnext/stock/doctype/delivery_note_item/delivery_note_item.json b/erpnext/stock/doctype/delivery_note_item/delivery_note_item.json
index 7ea2de2753..7c92ac7dbb 100644
--- a/erpnext/stock/doctype/delivery_note_item/delivery_note_item.json
+++ b/erpnext/stock/doctype/delivery_note_item/delivery_note_item.json
@@ -1,5 +1,4 @@
 {
- "actions": [],
  "autoname": "hash",
  "creation": "2013-04-22 13:15:44",
  "doctype": "DocType",
@@ -82,6 +81,7 @@
   "accounting_dimensions_section",
   "cost_center",
   "dimension_col_break",
+  "project",
   "section_break_72",
   "page_break"
  ],
@@ -701,6 +701,12 @@
    "fieldname": "dimension_col_break",
    "fieldtype": "Column Break"
   },
+  {
+   "fieldname": "project",
+   "fieldtype": "Link",
+   "label": "Project",
+   "options": "Project"
+  },
   {
    "fieldname": "dn_detail",
    "fieldtype": "Data",
@@ -714,7 +720,7 @@
  "idx": 1,
  "istable": 1,
  "links": [],
- "modified": "2020-03-05 14:18:33.131672",
+ "modified": "2020-03-11 12:25:06.177894",
  "modified_by": "Administrator",
  "module": "Stock",
  "name": "Delivery Note Item",
diff --git a/erpnext/stock/doctype/purchase_receipt/purchase_receipt.json b/erpnext/stock/doctype/purchase_receipt/purchase_receipt.json
index 44d5f69028..3b92dac220 100755
--- a/erpnext/stock/doctype/purchase_receipt/purchase_receipt.json
+++ b/erpnext/stock/doctype/purchase_receipt/purchase_receipt.json
@@ -1,5 +1,4 @@
 {
- "actions": [],
  "allow_import": 1,
  "autoname": "naming_series:",
  "creation": "2013-05-21 16:16:39",
@@ -108,6 +107,7 @@
   "amended_from",
   "range",
   "column_break4",
+  "project",
   "per_billed",
   "is_internal_supplier",
   "inter_company_reference",
@@ -1125,6 +1125,12 @@
    "show_seconds": 1,
    "width": "50%"
   },
+  {
+   "fieldname": "project",
+   "fieldtype": "Link",
+   "label": "Project",
+   "options": "Project"
+  },
   {
    "fieldname": "per_billed",
    "fieldtype": "Percent",
diff --git a/erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py b/erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py
index 649cfdcaac..d97b9e82c3 100644
--- a/erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py
+++ b/erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py
@@ -403,11 +403,8 @@ class TestPurchaseReceipt(unittest.TestCase):
 
 		pr_return.submit()
 
-	def test_purchase_receipt_for_enable_allow_cost_center_in_entry_of_bs_account(self):
+	def test_purchase_receipt_cost_center(self):
 		from erpnext.accounts.doctype.cost_center.test_cost_center import create_cost_center
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 1
-		accounts_settings.save()
 		cost_center = "_Test Cost Center for BS Account - TCP1"
 		create_cost_center(cost_center_name="_Test Cost Center for BS Account", company="_Test Company with perpetual inventory")
 
@@ -435,14 +432,7 @@ class TestPurchaseReceipt(unittest.TestCase):
 		for i, gle in enumerate(gl_entries):
 			self.assertEqual(expected_values[gle.account]["cost_center"], gle.cost_center)
 
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
-
-	def test_purchase_receipt_for_disable_allow_cost_center_in_entry_of_bs_account(self):
-		accounts_settings = frappe.get_doc('Accounts Settings', 'Accounts Settings')
-		accounts_settings.allow_cost_center_in_entry_of_bs_account = 0
-		accounts_settings.save()
-
+	def test_purchase_receipt_cost_center_with_balance_sheet_account(self):
 		if not frappe.db.exists('Location', 'Test Location'):
 			frappe.get_doc({
 				'doctype': 'Location',
@@ -454,13 +444,14 @@ class TestPurchaseReceipt(unittest.TestCase):
 		gl_entries = get_gl_entries("Purchase Receipt", pr.name)
 
 		self.assertTrue(gl_entries)
+		cost_center = pr.get('items')[0].cost_center
 
 		expected_values = {
 			"Stock Received But Not Billed - TCP1": {
-				"cost_center": None
+				"cost_center": cost_center
 			},
 			stock_in_hand_account: {
-				"cost_center": None
+				"cost_center": cost_center
 			}
 		}
 		for i, gle in enumerate(gl_entries):
diff --git a/erpnext/www/book-appointment/__init__.py b/erpnext/www/book-appointment/__init__.py
deleted file mode 100644
index e69de29bb2..0000000000
diff --git a/erpnext/www/book-appointment/verify/__init__.py b/erpnext/www/book-appointment/verify/__init__.py
deleted file mode 100644
index e69de29bb2..0000000000