If you receive a letter or email from HMRC, please make sure you read the contents and check your tax code. If you think your code is wrong, or you have any questions about your tax deductions, please contact HMRC direct, as the Gas administration team is unable to assist with tax queries:

Pay As You Earn and Self-Assessment
HM Revenue and Customs
South Wales Area
16th Floor, Phase 11 Building
CF14 5YA
United Kingdom

Telephone: 0300 200 3300 (+44 135 53 9022 if phoning from overseas) – quoting the reference: 948/W1250C

The HMRC helpline may ask you some security questions. Make sure your personal details and address are up to date in your personal tax account or you could fail telephone security. If you do not already have a personal tax account, you can set one up.

To learn more about pensioner tax, please visit HMRC’s web page.