The Police Licensing & Regulatory Department (PLRD), a division of the Singapore Police Force (SPF), is in charge of security officers. There is a non-refundable application/processing cost involved in acquiring or renewing a Security Officer (SO) license. For Singaporean citizens and permanent residents, this license is normally good for five years; for work permit holders, it is val... https://guardworkforce.com.sg/security-guard-license/