Check and update your PAYE Tax Code (UK)

Have a HMRC letter? Private by default · No signup to try

Your PAYE code controls monthly withholding. Make sure it reflects your situation.

Steps

Locate your code

Check payslips, P2 notice, or your Personal Tax Account.
Interpret the code

Letters/numbers reflect allowances and benefits in kind.
Report changes

Use your Personal Tax Account to update HMRC details.

Quick links

Guides

HMRC adjusted your code; verify allowances in your account.

Typically ID and proof related to the procedure (e.g., address, income or ownership). Check the official site for country-specific lists.

Often yes via the official portal (GOV.UK or your council/NHS portal). Some steps still require in‑person verification or mailing originals.

Processing times vary by city and season. Plan for days to a few weeks; start early before deadlines.