Sections 1–703 through 1–707 of this subtitle do not: grant to a county or municipality additional authority in any substantive area beyond that granted under other public general law or public local law; restrict a county or municipality from exercising authority granted under other public general law or public local law; authorize a county or municipality to engage in an activity not authorized under other public general law or public local law; or preempt or supersede the regulatory authority of a unit of State government. This section applies to all counties, except: Anne Arundel County; Baltimore City; Baltimore County; Cecil County; Howard County; Prince George’s County; Queen Anne’s County; and Worcester County. 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. A county may grant franchises as provided under existing public general law or public local law.