It was called the Office of the Immigration Services Commissioner (OISC) until January 2025.
Although guidance notes and numerous online resources are available to help people applying to immigrate to the United Kingdom, some may also seek professional legal advice.
All those in the UK providing immigration advice and services must comply with the OISC's Code of Standards.
The Commissioner may also take other disciplinary action against advisers found in breach of the OISC Code of Standards.
[1] Currently, John Tuckett is serving as Immigration Services Commissioner, haven taken up the post in 2019.