The institution which represents the state is the Ministry of Transport and Communications of the republic of Lithuania: www.sumin.lrv.lt. The State Enterprise Lithuanian Inland Waterways Authority (hereinafter – the Enterprise) is the administrator of the inland waterways of national importance. The Enterprise administers and operates the inland waterways of national importance of the Republic of Lithuania, oversees and performs their maintenance, creates appropriate conditions for navigation in the inland waterways of national importance under the programme of the Ministry of Transport and Communications of the Republic of Lithuania (hereinafter – the Program). The financing for this programme is given by entering into agreement with the Ministry of Transport and Communications of the Republic of Lithuania every year.

The Enterprise implements the fourth task of the first objective of the National Programme on the Development of Transport and Communications for 2014-2022 to develop the River Nemunas, the Cucorian Lagoon and other inland waterways of national importance, to renew and develop the infrastructure for carrying passengers and consignments and improve interaction between inland waterways and other kind of transport.

• Marking fairway of the inland waterways of national importance, its cleaning works, river bed regulation with hydraulic engineering constructions (rip-raps) aiming to form the fairway of definite parameters.
• Performance of hydrographic works, mapping hydrographic network of the Republic of Lithuania.
• Service and maintenance of the infrastructure of the inland waterways.
• Shipbuilding and repair.

The property of the Enterprise belongs to the state, transferred and acquired property the Enterprise administers, uses, and disposes by constructive trust. For the activities performance the Enterprise has the equipment (dredger, excavators, motor vessels, barges, floating crane, etc.), and infrastructure (2 ports, 5 wharfs, base of vessels maintenance).