Employers: how to confirm an employee tax code

Phone

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

Before you call

This helpline may ask you some security questions. Make sure your business details and address are up to date in your business tax account or you could fail telephone security. If you do not have a business tax account, you can create one before you check your details.

Telephone:
0300 200 3300

Opening times:

Our phone line opening hours are:

Monday to Friday: 8am to 6pm

Closed on Saturdays, Sundays and bank holidays.

You can also find out information in your business tax account.

Find out about call charges

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