Key Dates

  • 31st  January
    Filing deadline for online Self-Assessment Returns and payment of tax owed, including first payment on account (midnight)
  • 5th April
    End of tax year
  • 6th April
    Start of tax year – start gathering your documents for your tax return
  • 31st July
    Second payment on account
  • 31st October
    Filing deadline for paper returns (midnight)
  • 31st December
    (If eligible) filing deadline for online returns if HMRC are to collect tax owed automatically from wages and pension

Other:

Capital Gains Tax return due to HMRC 60 days from the sale becoming unconditional on a residential UK property.

Deadline to amend a previously filed return online – January 31 following the initial deadline.

Corporation tax filing deadline for a company is 12 months after the end of its accounting period, this will usually fall at a month end. (Be aware this is slightly different for year one incorporations).

Corporation tax payments are due 9 months and 1 day after the company year end.

Annual Accounts are due to be filed with Companies House 9 months from the company year end.

Annual Accounts for a new company are due to be filed 21 months from the date of incorporation.

Quarterly: Small businesses typically file a VAT return four times a year. Each VAT return must be filed one month and seven days after the end of the quarter. Payment should be made on the same date unless a direct debit mandate is in place.

5th day of month: Deadline for monthly RTI submissions

19th of month: Deadline for payment of PAYE due for the preceding month

31st May: P60’s to be issued to employees

6th July: P11D to be issued to employees

19th July: Payment for Class 1A NIC