Marine navigation aids, ice breaking, search and rescue
The Swedish Maritime Administration (Swedish: Sjöfartsverket) is the government agency in Sweden which provides services to the transport sector by keeping the sea lanes open and safe. The agency is to a certain degree financed through fees levied on commercial shipping. The main services of the Maritime Administration include: pilotage, maintenance of marine fairways, ice-breaking, hydrographics, maritime search and rescue, seamen's service. It also maintains the lighthouses and other aids to navigation of Sweden.
https://en.wikipedia.org/wiki/Swedish_Maritime_Administration