Section 40.0003 - Applicability(1) The MCP applies to any person required by M.G.L. c. 21E to notify the Department of a release or threat of release of oil and/or hazardous material and/or to perform one or more response actions at any site in Massachusetts without regard to the level of Department oversight, if any, of response actions at the site.(2) The MCP also applies to any other person who takes one or more response actions with respect to a site from or at which a release of oil and/or hazardous material has occurred or where a threat of release of oil and/or hazardous material exists.Amended by Mass Register Issue 1503, eff. 3/1/2024.Amended by Mass Register Issue S1516, eff. 3/1/2024.