The provisions of §§ 9–105 and 9–106 of this article apply to an act, an ordinance, or a resolution adopted by a commission county under this section. The governing body of a county may establish an authority for any commercial district in the county. For each authority established, the governing body of a county shall: specify the membership, organization, jurisdiction, and geographical limits of the authority; provide any financing that it considers appropriate for the authority through fees that may be charged to, or taxes that may be imposed against, businesses subject to the authority’s jurisdiction; and specify the purposes of the authority, including: promotion; marketing; or the provision of security, maintenance, or amenities in the commercial district.