Section 138(2)(a) in West Bengal Town and Country (Planning and Development) Act, 1979
(a)the functions and powers of the Planning Authority and Development Authority;(aa)[ regulation of building operation within the Planning Area by a Planning Authority or a Development Authority or any other authority under section 13A;] [Clause (aa) inserted by Section 3 of the West Bengal Town and Country (Planning and Development) (Amendment) Act, 2006 (West Bengal Act No. 3 of 2006) (w.r.e.f. 14.12.2005).]