Employers: how to confirm an employee tax code


Call HMRC to check the tax code of one of your employees.

You’ll need your employee’s:

  • name
  • date of birth
  • address
  • National Insurance number

0300 200 3300

Opening times:

Our phone line opening hours are:

Monday to Friday: 8am to 6pm

Closed on Saturdays, Sundays and Bank Holidays.

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