Section 116B(1) in The Delhi Municipal Corporation Act, 1957
(1)[A Corporation] [Substituted by Delhi Act 12 of 2011, section 2(a), "for the Corporation" (w.e.f. 13-1-2012)] shall, having regard to the recommendations of the Municipal Valuation Committee, declare its intention to classify vacant lands and buildings in each ward into such colonies and groups of lands and buildings as [a Corporation] [Substituted by Delhi Act 12 of 2011, section 2(a), "for the Corporation" (w.e.f. 13-1-2012)] may; by public notice, specify, and shall also specify in such public notice the base value it proposes to specify per unit area of vacant land and per unit area of covered space of building within each such group and also the factors for increasing or decreasing, or for not increasing or decreasing, the base unit area values of vacant lands and buildings referred to in clause (b) of sub-section (2) of section 116A.