HMRC helplines – extended opening hours for tax credits and self assessment

HMRC has extended the opening hours on three of its helplines: those for tax credits, self assessment and online services.


All these lines are now open seven days a week as follows:


8:00 to 20:00 Monday to Friday

8:00 to 16:00 Saturday

9:00 to 17:00 Sunday


More details of the phone numbers, and also other ways to contact HMRC, are at:


Tax credits: general enquiries

Self assessment: general enquiries

Online Services Helpdesk