The National Maritime Museum is part of the Swedish National Maritime, Transport and Military Museums (SMMTF).

The Swedish National Maritime, Transport and Military Museums (SMMTF) is a government agency tasked with preserving and developing Swedish cultural heritage and promoting and increasing knowledge within its areas of expertise. Its activities are intended to be of interest to everyone in society. 

SMMTF is responsible for running and developing seven museums in four locations.  The Army Museum in Stockholm, The Swedish Air Force Museum in Linköping, The Swedish Railway Museum in Gävle, he Swedish Naval Museum in Karlskrona and The Swedish National Maritime Museum, The Vasa Museum and Vrak – Museum of Wrecks in Stockholm. SMMTF also includes the Civil Aviation Collections and the Road and Traffic Collections in Kjula in Sweden. 

Another element of the agency is the Board of Military Traditions, which is a group of experts that provides advice on Swedish military traditions.