Office of the Immigration Services Commissioner

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What we do

Office of the Immigration Services Commissioner (OISC) regulates immigration advisers; ensuring they are fit, competent and act in their clients’ best interests

OISC is an executive non-departmental public body, sponsored by the Home Office.

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Policy papers and consultations

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Transparency and freedom of information releases

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Our management

Immigration Services Commissioner

Contact OISC

Office of the Immigration Services Commissioner

5th Floor
21 Bloomsbury Street
United Kingdom

General and Public Enquiries

0345 000 0046

The OISC is no longer working from 21 Bloomsbury St with the office permanently closed from November 2022.

Should you need to reach the OISC please contact our Customer Service Unit. The preferred method is by e-mail via Emails will be passed on to the correct team to deal with.

If you need to speak to OISC staff. please contact us at 0345 000 0046

Documents sent to the OISC by post will take significantly longer to reach the recipient.

Applications for registration and continued registration should be completed online using our electronic application forms and submitted via OneDrive, the OISC’s file sharing platform. Clear instructions on how to do this are provided with each application form found on our website.

Details on how to apply for a required DBS check can be found at the following link OISC: Disclosure and Barring Service (DBS) check guidance

The OISC is not responsible for granting visas or able to intervene in visa decisions.

Corporate Communications

21 Bloomsbury Street
United Kingdom

Communications and Engagement


For news and communications enquiries ONLY. Please use for any other matters.

Make an FOI request

  1. Read about the Freedom of Information (FOI) Act and how to make a request.
  2. Check our previous releases to see if we’ve already answered your question.
  3. Make a new request by contacting us using the details below.

FOI & DPA Team

Corporate information

Jobs and contracts

Read about the types of information we routinely publish in our Publication scheme. Our Personal information charter explains how we treat your personal information.