Member Registration

Become an ACSOBA member and enjoy lifetime membership

Eligibility Requirements

To be eligible for life membership, applicants must be 18 and above, must have attended any of the ACS schools for at least one year; or must be teachers or former teachers of any of the ACS schools for at least five years.


Only life membership of the OBA is currently available. The fee for life membership is a one-time payment of $500 for applicants who are 26 years old and above and $200 for those who are under 26 years old.

Application for Membership

1. Personal Details

2. Contact Details

Please enter 1 email address only

3. ACS School Attended

4. Occupation Details

5. Proof Of Attendance

1. Examples of proof of attendance: PSLE/O-Level/A-Level certificate, Report Book and etc
2. Only PDF files or Image (JPG, GIF, PNG) files will be accepted.
3. File size should not exceed 1MB.