The Complete UK Company Compliance Calendar for 2026
FileMinder Team07 February 20266 min read
Your 2026 Compliance Calendar
Running a UK limited company means juggling deadlines across multiple regulatory bodies. Here's your complete month-by-month guide for 2026.
Key Regulatory Bodies
- Companies House — Annual accounts, confirmation statement
- HMRC — Corporation tax, PAYE, VAT returns
- The Pensions Regulator — Auto-enrolment duties
- ICO — Data protection fee renewal
Monthly Deadlines
January
- PAYE payment due for December (22nd)
- Q3 VAT return deadline for Oct-Dec quarter (7th Feb)
- Check confirmation statement due date
April
- Corporation Tax payment for companies with 31 March year-end (1st January next year)
- New tax year begins (6th April)
- MTD for Income Tax starts for businesses >£50K
September
- Annual accounts due for 31 December year-end companies
- CT600 filing deadline for 30 September period-end companies
Tips for Staying Compliant
- Use a compliance tracker like FileMinder to automate deadline calculation
- File early — don't wait until the last day
- Set up Direct Debit for regular payments like PAYE and VAT
- Keep records up to date — messy records cause late filings
- Use an accountant for complex filings
Never miss a filing deadline
FileMinder automatically tracks every UK company compliance deadline for you.
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