Your letter code is the 10 digit code on the letter you received from us about automatic enrolment. If you don't know your letter code you can find it here.
Use this tool to find your key dates for re-enrolment.
These dates will help you choose your re-enrolment date and plan your re-enrolment duties.
To use the tool you'll need your letter code and PAYE reference.
Your PAYE reference can be found on the letter you received from us about automatic enrolment. You can also find it on your letter from HMRC when you first registered as an employer, or from your payroll software.