Section 19 in The Bombay Building for Industrial Undertakings (Control on Erection, Be-erection and Conversion) Rules, 1967
19. Purpose for which building permit is required -
(i)New factory shed, office building(ii)Extension to existing factory shed, office building and other like structure ...............(iii)New godown ...........(iv)Extension to existing godown ...........(v)Any other structure .............,
