4. Authorization: No person may build or alter a hot mix asphalt plant, or undertake the operation or increase the production of such a plant, without a certificate of authorization issued by the Minister in accordance with section 22 of the Act.
For the purposes of this section, there is an increase in the production of a hot mix asphalt plant only when the nominal capacity of the plant is increased.
R.R.Q., 1981, c. Q-2, r. 25, s. 4.