In Montgomery County, the Maryland-National Capital Park and Planning Commission operates through a five-member Planning Board which has full and final authority to administer the Subdivision Ordinance, the site plan process, and the optional method development process in Montgomery County; and for planning, acquiring, developing, maintaining, and operating the County's extensive park system.
In Prince George's County, The Maryland-National Capital Park and Planning Commission operates through a five-member Planning Board who serve overlapping four-year terms.