Singapore citizens are eligible to apply for the APEC Business Travel Card (ABTC) with ICA:

• Bona fide business person (i.e. those who represent an economically-active business entity)
• Members of professional bodies such as doctors, lawyers and other members of professional bodies
• Public officers from Ministries, Government departments, economic agencies and statutory boards who need to travel in their official capacity

All applicants must have a valid Singapore Passport.

You can refer to ICA website for more information on ABTC application.