Yes, if the certificate was issued to you in paper form, i.e. sent by post or collected in person. A certificate delivered electronically, for example by e-mail or via a Data Box, does not need to be returned.
Apply for a duplicate certificate using the duplicate certificate application form. The duplicate will be issued within 5 working days.
You should apply for a duplicate if the certificate is lost, destroyed or stolen, or if any information stated on the certificate changes, for example your surname. The application must be submitted using the form for the issuance of a duplicate certificate.
The validity of a reliability certificate cannot be extended. If you continue to require reliability verification, you must submit a new application. As a general rule, a new reliability verification may be applied for no earlier than 3 months before the expiry of the current certificate.
A reliability certificate is valid for 1 year from the date of issue.