Section 19A(2)(a) in The West Bengal State Health Service Act, 1990
(a)elevate or promote any person holding a teaching post in the West Bengal Medical Education Service to a higher rank, in such manner, and subject to such terms and conditions as contained in the Minimum Qualifications for Teachers in the Medical Institutions Regulations, 1998, made by the Medical Council of India, with the previous sanction of the Central Government (published in Part III, Section 4 of the Gazette of India, dated the 5th December, 1998):