Get authority to act for someone else

How to act on behalf of your tax credits client When you need to be authorised, who can be authorised, how to set it up and what to expect

Form for an intermediary to act on someone's behalf Go to form TC689 (PDF 63K) if you want authority to act on someone's behalf for tax credits

Claiming tax credits as an appointee How appointees should go about making a claim on behalf of someone who can't act for themselves