UK Tax Deadlines & Compliance

Stay ahead of critical HMRC dates to avoid penalties.

Date Deadline Description Authority
31 Jan

Self-Assessment Online Filing Deadline

Deadline for submitting your online personal tax return and paying balancing tax payments to HMRC.

HMRC
5 Apr

End of UK Tax Year

Closing of the fiscal tax year. Prepare to receive P60s and close personal tax allowances.

HMRC
31 May

P60 Employee Reporting

Employers must provide a P60 form to all employees who were working on the final day of the tax year.

HMRC
31 Jul

Self-Assessment Payment on Account

Deadline for making the second payment on account for your personal income tax liabilities.

HMRC
Yearly + 9m

Corporation Tax Payment (Annual)

Must be paid 9 months and 1 day after the end of your company accounting period.

Comp. House
Quarterly + 37d

Quarterly VAT Filing

VAT returns must be submitted and paid digitally via MTD within 1 month and 7 days after the quarter ends.

HMRC