§ 21.00 - Preparation and transmission of information upon special call.

§ 21.01 - Special calls for information on controlled accounts from futures commission merchants, clearing members and introducing brokers.

§ 21.02 - Special calls for information on open contracts in accounts carried or introduced by futures commission merchants, clearing members, members of reporting markets, introducing brokers, and foreign brokers.

§ 21.03 - Selected special calls-duties of foreign brokers, domestic and foreign traders, futures commission merchants, clearing members, introducing brokers, and reporting markets.

§ 21.04 - Special calls for information on customer accounts or related cleared positions.

§ 21.05 - Delegation of authority.

§ 21.06 - Delegation of authority to the Director of the Division of Clearing and Risk.

§ 21.02a - Special calls for machine-readable information.