Section 40.0342 - Methods of Identification of Oil and Hazardous Material(1) The Department employs three methods to identify or otherwise describe those oils and hazardous materials which are subject to M.G.L. c. 21E, and 310 CMR 40.0000. These methods are: (a) identification of those substances which meet the definitions of oil or hazardous material set forth in 310 CMR 40.0006;(b) listing of specific oils and hazardous materials; and(c) identification of the characteristics of a material which make it hazardous.(2) Accordingly, a substance is an oil or hazardous material if: (a) the substance meets any of the definitions of oil or hazardous material set forth in 310 CMR 40.0006;(b) the substance is listed at 310 CMR 40.1600; or(c) the substance exhibits any of the characteristics of a hazardous material identified in 310 CMR 40.0347(1) through (5).Amended by Mass Register Issue 1503, eff. 3/1/2024.Amended by Mass Register Issue S1516, eff. 3/1/2024.