1. Member States shall make an inventory of artificial barriers to the connectivity of surface waters and, taking into account the socio-economic functions of the artificial barriers, identify the barriers that need to be removed to contribute to meeting the restoration targets set out in Article 4 of this Regulation and fulfilling the objective of restoring at least 25 000 km of rivers into free-flowing rivers in the Union by 2030, without prejudice to Directive 2000/60/EC, in particular Article 4(3), (5) and (7) thereof, and Regulation (EU) No 1315/2013 of the European Parliament and of the Council (46), in particular Article 15 thereof.