Call HMRC for advice on Self Assessment.
If you have a National Insurance number and Self Assessment Unique Taxpayer Reference have them with you.
Problems using the HMRC’s online service
Contact Self Assessment: online services:
- for problems filing your tax return online
- if you have lost your online service user name or password
When you call
This helpline uses speech recognition software, so you will be asked why you are calling HMRC. Try to answer with short phrases and words, for example:
- “change my address”
- “question about penalty”
- “late tax return”
If you cannot use speech recognition software, find out how to deal with HMRC if you have additional needs.
Telephone:
0300 200 3310
Textphone:
0300 200 3319
Outside UK:
+44 161 931 9070
Opening times:
Monday to Friday: 8am to 6pm
Closed on weekends and bank holidays.
You can also find out information in:
- the official HMRC app
- your personal tax account or business tax account using HMRC online services
Get help dealing with HMRC if you have additional needs.
HMRC may ask if you want to add voice identification to your account. You can find out more in the Voice Identification Privacy Notice.