Section 356(1) in The Calcutta Municipal Corporation Act, 1980
(1)The Municipal Commissioner may-(a)prohibit or regulate, either temporarily or permanently, vehicular traffic in any public street or any portion thereof so as to prevent danger, obstruction or inconvenience to the public or to ensure quietness in any locality;(b)prohibit, in respect of a public street or a portion thereof, the transit of any vehicle of such type, form, construction, weight, emission or size, or of any vehicle laden with such heavy or unwieldy object, as is likely to cause injury to the roadways or any construction thereon, or of any vehicle on the ground of public conveniences, except under such conditions as to time, mode of traction or locomotion, use of appliances for the protection of roadways, number of lights and assistants, and other general precautions and upon the payment of such charges as may be specified by the Mayor-in-Council generally or specifically in each case;(c)prohibit, at all times or during any particular hours, entry from or exit to premises of vehicular traffic from any particular public street carrying such traffic :Provided that the Municipal Commissioner shall not take action in any case without the previous sanction of the Mayor-in-Council.