This Order, for the purpose of protection of water resources on the territory of the Republic of Bulgaria, determines the waters and water zones that are polluted and threatened by pollution with nitrates that are deriving from agricultural sources and sets the classification of designated vulnerable areas in which waters are already polluted with nitrates that are originating from agricultural sources. Annexes 1, 2 and 3 that are part of this Order are providing the lists of these areas and a map of borders of such designated zones.