18R4. Where fuel oil to be coloured is refined in Québec, the colouring shall be done during the storage of the fuel oil in the tanks of the refinery, or of an oil pipeline terminal, or of a marine terminal operated by the holder of a colouring permit, or during the delivery of the fuel oil to the loading station of the refinery, or of an oil pipeline terminal, or of a marine terminal operated by the holder of a colouring permit.
R.R.Q., 1981, c. T-1, r. 1, s. 18.4; O.C. 3470-81, s. 4.