Section 3(2)(j) in Maharashtra Housing (Regulation And Development) Act, 2012
(j)disclose on reasonable notice or demand, if the promoter is himself the builder, the prescribed particulars in respect of the design, the type of concrete, the materials to be used in the construction of the building and the technology, prefabricated, precast, earthquake resistant, and the like, and if the promoter is not himself the builder, disclose, on such notice or demand, all agreements, and where there is no written agreements, the details of all agreements, entered into by him with the architect, structural engineer and contractors including turn-key contractors, regarding the prescribed particulars in respect of design, materials and construction of the building;