Section 12(1)(a) in Kerala Apartment Ownership Act, 1983
(a)description of the land as provided in section 1 1 or the post office address of the property, including in either case the liber, page and date of executing the declaration, the date and serial number of its registration under the Registration Act, 1908 (Central Act 16 of 1908), and the date and other references, if any, of its filing with the competent authority;