06- 096 C.M.R. ch. 500, § 2
This Chapter applies to a project that disturbs one acre or more of land area and requires a stormwater permit pursuant to the Stormwater Management Law 38 M.R.S.§420-D; a development that may substantially affect the environment and requires a site location of development (Site Law) permit pursuant to 38 M.R.S. §§481 - 490; changes to a project reviewed under the Stormwater Management Law or Site Law that require a modification of the project's permit, as described in Section 16; and certain discharges of stormwater to groundwater that may be exempt from licensing under 38 M.R.S.§413, as described in Appendix D of this Chapter. The Department may also require a Department-licensed excavation, quarry or hydropower project to meet the stormwater standards of this Chapter. Additional stormwater standards and requirements, such as those involving the Maine Pollutant Discharge Elimination System (MEPDES) program and the Municipal Separate Storm Sewer System (MS4) program may also apply in addition to the standards and requirements set forth in this Chapter
06- 096 C.M.R. ch. 500, § 2