If you need to contact the Tax Credit Office on someone's behalf there are different contact points to choose from. The right one to use depends on who you are and what advice you need. You can only contact a specific team or specialist if you have their direct number.
On this page:
Before you can speak to anyone about someone else's tax credits affairs you'll need to have authority to act for them. You can ask your client to authorise you just for a phone call, or for a longer period - 12 months unless your client specifies a shorter or longer period.
Your client can authorise you for:
You can use this helpline to discuss someone else's tax credits if you're:
Call the Tax Credit Helpline if you want:
Use this helpline if you want to discuss repayment options for your client if:
You can call the Tax Credit Payment Helpline on Tel 0345 302 1429. The helpline is open from 8.00 am to 8.00 pm Monday to Friday, and 8.00 am to 4.00 pm on Saturday.
You can use this helpline if you're a paid adviser such as an accountant, and you're authorised to act as an agent for your client.
All calls to this helpline are passed through to a contact centre and identified as calls from an agent. Helpline advisers will be able to verify you quickly and deal with your call as efficiently as possible.
If you're an authorised agent you can call the Agent Priority Line on Tel 0345 300 3943. The priority line is open from 8.00 am to 8.00 pm Monday to Friday, and 8.00 am to 4.00 pm on Saturday.
Other contact points for tax credits advisers depend on your client's particular situation.
You can't normally get in touch directly with a specific team or specialist. But if one of these contacts your client about their tax credits claim, then the letter will usually have their contact details on it. You should use these contact details if you need to discuss the matter, which could be for example:
If you're not sure who to contact you can call one of the helplines above.
If you want to write to the Tax Credit Office and you don't have a specific contact point you can send correspondence to:
Tax Credit Office
If you're writing on behalf of a client to report a change of circumstances please mark your envelope 'change of circumstances'.