If HMRC needs to contact you about anything confidential they’ll reply by phone or post.
Phone HMRC if you’re self-employed and have an Income Tax enquiry or need to report changes to your personal details.
0300 200 3300
0300 200 3319
+44 135 535 9022
Monday to Friday: 8am to 8pm
Saturday: 8am to 4pm
Sunday: 9am to 5pm
Closed bank holidays, Easter Sunday, Christmas Day, Boxing Day and New Year’s Day.
Best time to call:
Phone lines are less busy before 10am, Monday to Friday and on Sundays.
You can write to HMRC with enquiries about Income Tax if you’re self-employed.
Use the address on the most recent letter from them. If you don’t have an address for HMRC write to:
HM Revenue and Customs - Self Assessment
PO Box 4000