Tax credits: general enquiries

Online

Manage your tax credits

This service is the easiest and quickest way to:

You’ll need your National Insurance number.

Twitter

You can use Twitter to get general help from HMRC. We can’t discuss specific cases or an individual’s tax affairs, so please don’t give any personal details.

Start your tweet with @HMRCcustomers

Opening times:

Monday to Saturday: 8am to 10pm
Sunday: 9am to 10pm

Webchat

Webchat is unavailable at the moment because of technical problems.

Phone

Call to get a claim form, tell HMRC about changes to your circumstances or with a general enquiry.

Telephone:
0345 300 3900

Textphone:
0345 300 3909

Outside UK:
+44 2890 538 192

Opening times:

Monday to Friday: 8am to 8pm
Saturday: 8am to 4pm
Sunday: 9am to 5pm

Closed Easter Sunday, Christmas Day, Boxing Day and New Year’s Day.

Best time to call:

Phone lines are usually less busy:

  • Tuesday to Thursday between 8.30am and 10.30am, and 2pm to 4pm
  • on Sundays

Find out about call charges

Post

Tax credit renewal forms

Send tax credit renewal forms to this address.

You don’t need to include a street name or PO box:

Tax Credit Office
HM Revenue and Customs
BX9 1LR
United Kingdom

Complaints or change of circumstances

Send complaints or changes in your circumstances to this address.

Make it clear why you’re writing. For example, write ‘change of circumstances’ or ‘complaint’ at the top of your letter.

You don’t need to include a street name or PO box:

HM Revenue and Customs
Tax Credit Office
BX9 1ER
United Kingdom

New tax credit claims

Send new tax credit claims to this address.

You don’t need to include a street name or PO box:

Tax Credits Claims
HM Revenue and Customs
BX9 1HE
United Kingdom