### Q-2, r. 32 - Regulation respecting hazardous materials

56. Every aboveground tank, except double-wall tanks equipped with an interstitial automatic leak detection system and tanks to which an impermeable basin able to contain 110% of the tank’s capacity is integrated, shall be placed in an area having an impermeable basin able to contain 110% of the tank’s capacity, or, where there are several tanks, 125% of the capacity of the largest tank. Only tanks containing compatible materials may be placed inside the same basin.
Notwithstanding the foregoing, this section does not apply to tanks that cannot contain more than 2,000 kg of materials.
O.C. 1310-97, s. 56.