05 October 2023

• Income tax and capital gains

  Taxpayers who do not receive a self-assessment tax return to complete must notify HMRC by 5 October if they had income or capital gains in the previous tax year on which further tax is due.

07 October 2023

• VAT return

  Due date for August VAT returns unless exempted.

14 October 2023

• CT61 payment

  Due date for income tax for the CT61 quarter to 30 September 2023.

19 October 2023

• CIS return

  Construction Industry Scheme: monthly return due for period up to 5th of previous month.
   

• Postal PAYE settlements

  You must pay any tax and national insurance owed under a PSA by 22 October after the tax year the PSA applies to (19 October if you pay by post).

• Monthly postal PAYE/class 1 NICs/student loan payment

  If you pay by cheque through the post, pay PAYE, class 1 NICs, student loan deductions and deductions from payments to subcontractors for the month up to the 5th of this month.

• Quarterly postal PAYE/class 1 NICs payment

  Q2 (2023/24) PAYE/NIC payment due where paid by cheque. The cheque must be with HMRC by this date in order to avoid automatic interest charge.

22 October 2023

• Monthly electronic PAYE/class 1 NICs/student loan payment

  Monthly electronic PAYE/class 1 NICs/student loan payment

• Quarterly electronic PAYE/NIC payment

  Q2 (2023/24) PAYE/NIC payment due where paid electronically in order to avoid automatic interest charge.

• Electronic PAYE settlements

  You must pay any tax and national insurance owed under a PSA by 22 October after the tax year the PSA applies to (19 October if you pay by post).