The invention relates to a charging infrastructure for charging a motor vehicle. The invention relates to a charging infrastructure (6) for charging at least one electrically driven or electrically drivable motor vehicle (8). The charging infrastructure is provided with at least one charging complex (10, 10a, 10b, 10c, 10d, 10e, 10f) having a plurality of charging piles (14) as charging points, the charging piles (14) is coupled to one another by means of an island network (16, 16a, 16b, 16c, 16d, 16e, 16f), wherein the island network (16, 16a, 16b, 16c, 16d, 16e, 16f) is coupled or can be coupled to an external supply network (18) and/or an energy generator (30), and wherein the charging assembly (10, 10a, 10b, 10c, 10d, 10e, 10f) has at least one battery energy store (12) as an electrical buffer energy store.