Exclusively for IIT graduates and Faculty of the IITs with full access to facilities, events, and networking. Concessional options exist for retired faculty, government officers, armed forces personnel, and legislators. Lifetime privileges ensure enduring engagement with IITACB's vibrant alumni ecosystem.

Enjoy all the privileges of Life Membership at a reduced rate. This tier is explicitly for faculty members or scientists (university, institute, or govt research lab), officers in All-India/State Civil or Government Services, officers from the Indian Armed Forces, and Members of Legislature or Parliament. It is also applicable to anyone aged 60 and above.

Exclusively for IIT graduates with full access to facilities, events, and networking for a period of 3 years. It's ideal for alumni who may be in Bengaluru temporarily but still wish to stay connected with the IIT community. Temporary Members enjoy all the privileges of Life Members – except the right to attend AGMs, contest elections, or vote.