Context:
At any place containing class 2.1.1A, 2.1.1B, 2.1.2A, 3.1A, 3.1B, or 3.1C substances in quantities in excess of those specified in table 3 of Schedule 3, the person in charge of the substances must ensure that a hazardous atmosphere zone is established that complies with... ...(b) AS 2430.1: 1987 and NZS 6101.1: 1988; or...