Rulemaking proceedings may include any type of action which the Secretary is authorized or required by law to take when promulgating, amending, or repealing regulations, including: Studies to gather information concerning the regulation; Advance notice of proposed rulemaking if the Secretary determines that additional information or public comment is necessary or desirable before a proposed regulation can be formulated; Referral to advisory councils or other official or quasi-official agencies or groups responsible for reviewing the regulation; Proposal of the regulation in the Maryland Register; Reproposal of the regulation if the Secretary determines that, before final adoption, the proposed regulation should be altered and any part of the proposed text differs substantively from its original text; or; Modification of the regulation change either in form or in substance, and either before or after proposal in the Maryland Register, to better reflect the Secretary's responsibilities. Despite the initiation of rulemaking proceedings, the Secretary may decide not to promulgate, amend, or repeal the regulation. Upon final disposition, the Secretary shall provide the notification required to the petitioner in accordance with Regulation .05 of this chapter.