P-29, r. 1 - Regulation respecting food

Full text
10.3.1.16. The waste containers must:
(1)  bear the label “inedible product” elsewhere than on the bottom of the container, in bold, indelible lettering at least 2 cm high and of one colour, which must differ from the colour of the container.
(2)  be kept closed if not in constant use during processing operations.
O.C. 1305-93, s. 28.