(a) (1) There are four classes of code counties, based on the geographic region of the State where the county is located.
(2) The geographic regions of the State are:
(i) Central Maryland, consisting of Anne Arundel County, Baltimore City, Baltimore County, Carroll County, Frederick County, Harford County, Howard County, Montgomery County, and Prince George’s County;
(ii) Eastern Shore, consisting of Caroline County, Cecil County, Dorchester County, Kent County, Queen Anne’s County, Somerset County, Talbot County, Wicomico County, and Worcester County;
(iii) Southern Maryland, consisting of Calvert County, Charles County, and St. Mary’s County; and
(iv) Western Maryland, consisting of Allegany County, Garrett County, and Washington County.
(b) Unless limited to one or more classes listed in this section, a public general law enacted by the General Assembly that applies to code counties applies to each code county, regardless of class.