Any person, as defined in 38 M.R.S. section 361- A(4), who, on April 1, 1980, owned or operated a hazardous waste facility or who owns or operates a hazardous waste facility which is in existence on the effective date of statutory or regulatory changes that first render the facility subject to the hazardous waste licensing requirements, including requirements of this Chapter, 06-096 C.M.R. ch. 854, or 06-096 C.M.R. ch. 856, is required to apply for and receive an interim license in order to lawfully continue the operation of such facility, except for persons not required to obtain a license under 06-096 C.M.R. ch. 856, sections 6 or 18.
06-096 C.M.R. ch. 855, § 3