Queensland Consolidated Regulations

TRANSPORT OPERATIONS (MARINE POLLUTION) REGULATION 2018 - REG 20

20 Discharges of water involving category Y substances or category Z substances

(1) This section applies if—

(a) a ship’s tank has held a category Y substance or a category Z substance; and

(b) either—

(i) the tank has been unloaded in accordance with the ship’s procedures and arrangements manual; or

(ii) the tank has been washed in accordance with Annex II, regulation 13.7.1.2 and the tank did not hold a high viscosity or solidifying category Y substance.

(2) Also, this section applies if a ship’s tank—

(a) has held a high viscosity or solidifying category Y substance; and

(b) after being unloaded has been washed in accordance with the procedure stated in Annex II, regulation 13.7.1.3.

(3) A discharge of water, from the ship’s tank, taken on as ballast water after a procedure mentioned in subsection (1) or (2) and containing residue of the category Y substance or category Z substance, is exempt from the operation of the discharge offence if—

(a) for a discharge made when the ship is at least 12n miles from the nearest land and in water at least 25m deep—the discharge of water does not contain more than 1 part in 1,000,000 parts of the substance; or

(b) otherwise—the conditions in section 22 for the discharge are complied with.