(1) Where a provision of this Act is in conflict with any other enactment relating to land use, the provision of this Act shall prevail.

(2) Matters relating to whether or not there is a conflict between land use and a zoning scheme or local plan shall be determined

(a) in the first instance by the District Spatial Planning Committee;

(b) by the Regional Coordinating Council on the advice of the Regional Spatial Planning Committee where a person is not satisfied with the determination of the District Spatial Planning Committee; and

(c) By the courts in respect of matters of law.