Section 096-530-1 - General ProvisionsA.Definitions. The definitions in Chapter 520 are applicable to this Chapter.B.Discharge of toxics limited. No person may discharge any toxic substance in any amount or concentration, either alone or in combination with substances already in the receiving water or discharge, that may cause or contribute to the failure of any classified body of surface water to attain its existing and designated uses or to meet narrative or numeric water quality criteria.C.Applications for discharge licenses. A person filing an application with the Department for a waste discharge license must identify in that application all substances that may be discharged and are toxic or have toxic characteristics. The Department may require a person to conduct additional testing or provide additional information to supplement or amend a license application as necessary to fully characterize an existing or proposed discharge in order to determine the potential for the discharge of toxic substances. This may be in addition to routine testing otherwise required by this rule.06- 096 C.M.R. ch. 530, § 1