Section 275 in The West Bengal Motor Vehicles Rules, 1989
275. Approval of the designs and construction of producer.
(1)Before according approval to any type or design of producer, the State Transport Authority shall satisfy itself that the design and construction proposed are in accordance with the provisions of these rules and the general specification contained in the Schedule G2 to these rules.(2)If any person wishes to manufacture a producer the design of which contemplates departure from ordinary practice, the employment of any new or unusual methods of construction, or the use of methods of construction and processes not in conformity with these rules and specifications, he shall apply to the State Transport Authority stating in what respect the design departs from ordinary practice and the modification or relaxation of the rules and specification which he desires to be made, with the reasons thereof.
