Section 153(3) in The Indo-Tibetan Border Police Force Act, 1992
(3)Notwithstanding anything contained in this Act, the Director-General may, subject to confirmation of the Central Government as provided hereinafter, grant to an officer or a Subedar-Major of the Force a rank, mentioned in clause (a) of sub-section (1) as a local rank, whenever considered necessary by him in the interest of better functioning of the Force.