(a) (1) A county may enact laws for historic and landmark zoning and preservation: (i) generally; (ii) in accordance with Title 8 of the Land Use Article; or (iii) to be administered generally by a Historic District Commission. (2) A law enacted under paragraph (1) of this subsection may provide for appeals or judicial review. (b) The authority conferred under this section is in addition to any charter provision or local law that provides for planning and zoning.
Maryland Legal Code