Section 9(2)(b) in The West Bengal College Service Commission Act, 1978
(b)recommendation of the Commission shall not be necessary with respect to the appointment, on a part-time basis,-(i)to a post of Teacher of a college in the professional subject of law, accountancy, business organisation or secretarial practice, or(ii)to any vacancy for a period not exceeding six months in any other post of Teacher of a college occurring by reason of leave.]