Section 2(1)(a) in THE NATIONAL CAPITAL TERRITORY OF DELHI LAWS (SPECIAL PROVISIONS) ACT, 2011
(a)“building bye-laws” means bye-laws made under section 481 of the Delhi Municipal Corporation Act, 1957 (66 of 1957) or the bye-laws made under section 188, sub-section (3) of section 189 and sub-section (1) of section 190 of the Punjab Municipal Act, 1911 (Punjab Act 3 of 1911), as in force in New Delhi or the regulations made under sub-section (1) of section 57 of the Delhi Development Act, 1957 (61 of 1957), relating to buildings;