Section 3(3) in The Bihar And West Bengal (Transfer Of Territories) Act, 1956
(3)The territory specified in clause (a) of sub-section (1) shall be included in, and form part of, Darjeeling district, and the territory specified in clause (b) of that sub-section shall form a separate district to be known as Purulia district within Burdwan division of the State of West Bengal.
