The document “MSF-571.15-Guarding-Cash-and-Specialist-Services-Approval-Criteria-Mar-2025” outlines the approval criteria for companies seeking certification under the NSI Guarding, Cash, and Specialist Services scheme. It details the structure of the scheme, including Gold and Silver certification levels, and specifies common criteria such as management reputation, financial stability, compliance with industry standards, and security screening of personnel. The document serves as a comprehensive guide for organizations aiming to achieve and maintain NSI approval in the security services sector.