The institution shall consist of Corporate and Non-Corporate members.

Corporate Members shall consists of:

Non- Corporate Members shall consists of:

Admission of Corporate and Non-Corporate Members shall be elected by the Council. A candidate for election, who received the majority of votes of the Council, shall be declared elected.

Every candidate for admission as a Corporate or Non-Corporate Member shall be proposed by one member and seconded by another member in writing, addressed to the Secretary General. The candidate's name in full, residence, occupation, age, and in particular qualification for membership, and such other information regarding the candidate, as the Council may require, shall be furnished by both the proposer and seconder.

Immediately upon the election of a candidate, notice thereof shall be given to him and a request to remit to the Treasurer of the Institution within three (3) months from the date of such request the amount of his entrance and first annual subscription he shall become a member of the Institution and be entitled to all the benefits and privileges of membership, and be bound by this Constitution.

If such entrance fee and subscription be not paid within three (3) months from the date of such request as foresaid, the election of such candidate shall be void, unless he shall satisfy the Council that the delay in payment was due to absence from Negara Brunei Darussalam, or other sufficient cause.

The council may, if they find good reason to do so, reinstate under such a condition as they may see fit, any person who has been a Corporate Member, Associate, or a Student and whose name has been removed from the Roll. These cases must be considered and reported upon to the Council by a Committee appointed by the Council for the purpose.