Section 2(1)(a) in Haryana Municipal Corporation Act, 1994
(a)in the case of land, the gross annual rent -(i)to be calculated on the basis of fair rent fixed under the law relating to rent restriction for the time being in force; or(ii)where no fair rent referred to in item (i) is fixed, at which it is expected to be let or it is actually let, whichever is greater :