The UKVI Employers helpline is Tel: 0300 123 4699

Requests for confirmation of a person’s right to work can be made by completing a request form which can be found here

Once completed the form should be emailed to the Employer Checking by e-mail at

Employerchecking@ukba.gsi.gov.uk

Alternatively, contact the Immigration Enquiry Bureau on 0870 606 7766 or e-mail at

UKBApublicenquiries@ukba.gsi.gov.uk