This section applies to all counties except Baltimore City. The governing body of a county may, by resolution, regulate the construction or establishment of trailer camps. Except as provided in paragraph (2) of this subsection, a person who violates a regulation adopted under this section is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $100. In Calvert County, a person who violates a regulation adopted under this section is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $500.