31 Oct 2018
Paper deadline for self-assessment
Deadline for paper submission of self-assessment tax return for tax year ended 5 April 2018.
29 Oct 2018
The Chancellor Philip Hammond will deliver his Budget 2018 speech on 29 October.
22 Oct 2018
Monthly electronic PAYE/class 1 NICs/student loan payment
If paying electronically, 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 electronic PAYE/NIC payment
Q2 (2017/18) 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).
21 Oct 2018
Due date for payment of supplementary declarations for September 2018.
EC sales list
Deadline for online monthly or quarterly return filing.
19 Oct 2018
Quaterly postal PAYE/class 1 NICs payment
Q2 (2018/19) PAYE/NIC payment due where paid by cheque. The cheque must be with HMRC by this date in order to avoid automatic interest charge.
Construction Industry Scheme: monthly return due for period up to 5th of previous month.
Postal PAYE settlements
Tax and class 1B national insurance contributions due on PAYE settlements for 2017/18. If paying by cheque this must be with HMRC by today.
Monthly postal PAYE/class 1 NICs/student loan payment
If you pay by cheque through the post, monthly payments due for PAYE, class 1 NICs and student loan deductions from September 2018.
14 Oct 2018
Due date for income tax for the CT61 quarter to 30 September 2018.
EC sales list
Deadline for paper monthly or quarterly return filing.
07 Oct 2018
Due date for August VAT returns unless exempted.
05 Oct 2018
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.
01 Oct 2018
Corporation tax payment
Corporation tax payment due for year end 31 December 2017, for those companies not liable to pay their liability by instalments.
30 Sep 2018
End of CT61 quarterly period.
Disclosing undeclared offshore tax liabilities
Deadline for disclosing undeclared offshore tax liabilities (relating to income tax, capital gains tax or inheritance tax for the relevant periods) to HMRC is on or before 30 September 2018.
Corporation tax return
Filing deadline for corporation tax return self-assessment form CT600 for period ended 30 September 2017 to be submitted to HMRC.
Company accounts filing deadline
Deadline for filing your company tax return is 12 months after your accounting period for corporation tax ends.