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Deadlines

UK tax deadlines and Making Tax Digital

Dates from GOV.UK, last reviewed 17 July 2026. Use the checkers, then compare an accountant if the deadline is yours.

What are the UK tax deadlines this year?

Self assessment
31 January 2027

Online filing for 2025/26. GOV.UK source

P11D
6 July 2026

Benefits in kind for employers.

MTD for Income Tax — over £50,000
6 April 2026

~780,000 sole traders and landlords — GOV.UK

MTD for Income Tax — over £30,000
6 April 2027

~970,000 more people

MTD for Income Tax — over £20,000
6 April 2028

~900,000 more people

MTD for VAT
Live

MTD for VAT is live for all VAT-registered businesses. GOV.UK

MTD for Corporation Tax
scrapped

HMRC confirmed in its July 2025 Transformation Roadmap that it does not intend to introduce MTD for Corporation Tax. Source

When does Making Tax Digital start?

MTD for VAT is live for all VAT-registered businesses. MTD for Income Tax is mandatory for sole traders and landlords with qualifying income over £50,000 from 6 April 2026, over £30,000 from April 2027, and over £20,000 from April 2028. HMRC confirmed in its July 2025 Transformation Roadmap that it does not intend to introduce MTD for Corporation Tax. The eligibility checker uses the same thresholds as this page. It is not a filing product and not tax advice.

MTD eligibility checkerMTD accountantsWhat is MTD?Late filing penalties

Frequently asked questions

When is the self assessment deadline?

Online self assessment for 2025/26 is due by 31 January 2027. Confirm on GOV.UK — this date is from our 17 July 2026 review.

When does Making Tax Digital for Income Tax start?

MTD for Income Tax is mandatory from 6 April 2026 for sole traders and landlords with qualifying income over £50,000, then over £30,000 from 6 April 2027, and over £20,000 from 6 April 2028.

Is MTD for Corporation Tax happening?

HMRC confirmed in its July 2025 Transformation Roadmap that it does not intend to introduce MTD for Corporation Tax.

Information only — not tax advice. Thresholds change; confirm on GOV.UK. Last reviewed 17 July 2026. Companies House snapshot on register pages: 1 July 2026.