Maryland Maryland-National Capital Park and Planning Commission Section 5-304
§ 5-304.
  (a)   The powers and duties of the Program are vested in and exercised by:
    (1)   In Montgomery County, the Board in consultation with the Montgomery County Historic Preservation Commission; and
    (2)   Subject to subsection (b) of this section, in Prince George's County, the Board.
  (b)   (1)   In Prince George's County, the county, by ordinance, may provide for the historic preservation, outreach and marketing, and maintenance of historic properties activities of the Commission.
    (2)   An ordinance enacted under paragraph (1) of this subsection may not be inconsistent with the provisions of this article.