[22A.Modifications of a substantial nature.- In section 31, the expression "of a substantial nature" used in relation to the modifications made by the State Government in the draft Development Plan means,-
(a) any modification to a reserved site resulting in reduction of its area by more than fifty per cent. or reduction of such amenity in that sector by an area of more than ten per cent. in the aggregate ;
(b) insertion of a new road or a new reservation or modification of a reserved site or a proposed road or a proposed road widening resulting in inclusion of any additional land not so affected previously ;
(c) change in the proposal of allocating the use of certain lands from one zone to any other zone provided by clause (a) of section 22, which results in increasing the area in that other zone by more than ten per cent. in the same planning unit or sector in a draft Development plan ;
(d) alteration in the Floor Space Index beyond ten per cent. of the Floor Space Index prescribed in the Development Control Regulation.]