To serve as a licensed security officer, a person must hold a Security Guard License, which is a required and controlled credential. The Singapore Police Force's Police Licensing & Regulatory Department (PLRD) is in charge of the licensing procedure. The true cost of getting a license is not a monthly ongoing fee; rather, it is a one-time payment, usually a non-refundable application ... https://guardworkforce.com.sg/security-guard-license/