A critical component of BPSS clearance is the basic disclosure of criminal records. This article delves into what the criminal records check entails, how it differs from standard DBS checks, and its significance in the overall security clearance process. We discuss the types of convictions that may affect clearance and the Rehabilitation of Offenders Act's impact on disclosure. The article also provides guidance on how candidates can obtain their basic disclosure certificates and what employers should consider when assessing disclosed information. Checkback ensures that criminal records checks are conducted efficiently and in compliance with all legal standards, helping organizations make informed hiring decisions.