Tell me some important points about AICF from the given passage.

Context: The All India Carrom Federation is India's national sport federation for the indigenous game of carrom, sanctioning six to seven national-level tournaments per year. It is India's representative body in the International Carrom Federation. The AICF has 15 regional and 28 state subnational affiliate institutions, the largest of which is the Maharashtra Carrom Association, further subdivided into local organisations.

Answer: 1. India's national sports federation for the traditional game of carrom, the All India Carrom Federation (AICF), annually approves six to seven national-level competitions.
2. It serves as the International Carrom Federation's representative for India.
3. The AICF has 28 state-level affiliate institutions, 15 regional affiliate institutions, and 15 local affiliate institutions, the largest of which is the Maharashtra Carrom Association.