There are 3 types of membership in TBCI:
Individual members consist of Thai citizens or SME business who are interested in Indonesia-Thailand relations.
Corporate members consist of registered Indonesian and Thai business organizations including joint-venture enterprises, established in Indonesia or Thailand.
The Executive Committee may invite qualified and prominent Indonesia and Thai citizens including those of other nationalities to become Honorary Members. The honorary membership status becomes effective from the date the invited individual submits his/her letter of consent to become Honorary Member. The Honorary Members shall be exempted from entrance and annual fee charges.