Governmental Terms - M
Maritime Administration (MARAD) - (Agency within the Department of Transportation (DOT) which promotes and oversees the U.S. merchant marine service, operates the Merchant Marine Academy, and provides and maintains training ships and funding for state academies.)
Member of the U.S. House of Representatives (MHR) -
Merit Systems Protection Board (MSPB) - (agency which deals with civil service employment/jobs issues)
Migratory Bird Conservation Commission (MBCC) - (agency dealing with the preservation of habitat, lands and waterways and issues related to migratory birds)
Military Postal Service Agency (MPSA) - (agency providing postal/mail delivery service to the military service branches)
Mine Safety and Health Administration (MSHA) - (agency responsible for studying safety and health issues in the mining industry)
Minerals Management Service (MMS) - (former name of the Interior Department agency dealing with oversight of resource development and industry operations in U.S. waters)
Missile Defense Agency (MDA) - (agency within the Department of Defense (DoD) dealing with technology, systems, and maintenance of the U.S. missile defense system)
Mortgage-Backed Securities Clearing Corporation (MBSCC) - (Securities and Exchange Commission (SEC)-registered clearing corporation that provides services to the mortgage-backed securities market)
Most Favored Nation (MFN) - (tariff regulations under which certain countries are granted especially favorable or more favorable tariff rate treatment than others)
Municipal Securities Rulemaking Board (MSRB) - (body created under the Securities Acts Amendments of 1975 to regulate brokers, dealers, and banks dealing in municipal securities)