Maryland Public Service Commission intrastate in Maryland must obtain a certificate to operate in Maryland. Carriers operating in Montgomery or Prince George's Counties that will also operate interstate into Washington, DC, or the cities and counties in Virginia that border Washington must also register with the Washington Metropolitan Area Transit Commission. Maryland Public Service Commission The Maryland Public Service Commission (PSC) is an independent administrative agency within the state government which regulates public utilities and certain taxi cab and other passenger services in Maryland. Similar to other state Public Utilities Commissions, the Maryland PSC regulates and sets tariff rates for natural gas, electricity distribution,
Route 903 (MTA Maryland) Route 903 (MTA Maryland) Route 903 is a commuter bus route operated by the Maryland Transit Administration in the U.S. state of Maryland and the District of Columbia between Charlotte Hall, Waldorf, Suitland, and downtown Washington, DC. The line is operated by Keller Transportation, Inc. under a service contract with MTA Maryland. Service operates on weekdays only, providing AM service from Charlotte Hall and Waldorf to Washington, and PM service from Washington to Waldorf and Charlotte Hall, operating primarily along Maryland Highway 5. The route has stops in the District of Columbia, two stops in Prince George's County (Suitland), and