(1) This part 2 shall not be interpreted or construed to permit smoking where it is otherwise restricted by any other applicable law.
(2) (a) A local authority may, pursuant to article 16 of title 31, C.R.S., a municipal home rule charter, or article 15 of title 30, C.R.S., enact, adopt, and enforce smoking regulations that cover the same subject matter as the various provisions of this part 2. No local authority may adopt any local regulation of smoking that is less stringent than the provisions of this part 2; except that a local authority may specify a radius of less than fifteen feet for the area included within an entryway.
(b) The municipal courts or their equivalent in any city, city and county, or town have jurisdiction over violations of smoking regulations enacted by any city, city and county, or town under this section.