Complain about UK Visas and Immigration (UKVI)
Use this online form to complain about UKVI’s service.
Make sure you have any Home Office reference numbers that could help with the complaint.
If you’re making a complaint on behalf of someone else you’ll need their consent, along with their name and date of birth.
You can make your complaint in English or Welsh.
If you do not need to complain there are other ways to contact UKVI.
Before you start
Investigating your complaint can take up to 20 working days.
Complaints that suggest serious professional misconduct can take up to 12 weeks.