(a) By petition. Any interested party may file with the Commission a petition for the issuance, amendment, or repeal of a rule designed to implement, interpret, or prescribe law, policy, organization, procedure, or practice requirements of the Commission. The petition shall set forth the interest of petitioner and the nature of the relief desired, shall include any facts, views, arguments, and data deemed relevant by petitioner, and shall be verified. If such petition is for the amendment or repeal of a rule, it shall be accompanied by proof of service on all persons, if any, specifically named in such rule, and shall conform in other aspects to subpart H of this part. Replies to such petition shall conform to the requirements of § 502.69.

(b) By the Commission. The Commission on its own initiative may initiate the issuance, amendment, or repeal of a rule through notice of proposed rulemaking or advanced notice of proposed rulemaking. [Rule 51.]