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  • I-Witness

A Commercial Affairs Officer (CAO) conducts enquiries and investigations into major complaints of commercial frauds and abuses, either independently or in a team. CAOs also assist in Criminal Legal Proceedings resulting from the investigations.

The Commercial Affairs Department (CAD) is the principal agency that safeguards Singapore’s integrity as a world-class financial and commercial centre through vigilant and professional enforcement of the laws. It is capable of investigating into a wide spectrum of commercial and financial crimes and is an outfit with its own investigative resources and intelligence in the Singapore Police Force.


A pass degree in Accountancy, Law, Business Administration, Business or Economics


Appointment Grade  Gross Salary Range*  
Commercial Affairs Officer
Grade13 (entry grade)
 $4,800 – $5,526

* Appointment grade and starting salary will vary and commensurate according to assessment of the fit of academic qualifications, relevant/useful work experiences and completion of Full-Time National Service.


  • Annual vacation leave of 18 days (21 days after 10 years of service)

  • Annual medical leave of 14 days or 60 days with hospitalisation

  • Annual study leave of 12 days (subject to approval)

  • Market-Adjustment Component (MAC) and retention payments

  • Subsidised medical and dental care

  • Use of local and overseas holiday bungalows and chalets

  • Marriage/Child birth benefits

Candidates that are interested in the Commercial Affairs Scheme may direct their queries to


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