401 Water Quality Certification for Discharge of Dredged or Fill Material, Dredging, and

Dredged Material Disposal in Waters of the United States Within the Commonwealth; and/or a Chapter 91 permit, license or other written approval issued pursuant to 310 CMR 9.00. Commonwealth Tidelands means tidelands held by the Commonwealth, or by its political subdivisions or a quasi-public agency or authority, in trust for the benefit of the public; or tidelands held by a private person by license or grant of the Commonwealth subject to an express or implied condition subsequent that it be used for a public purpose. In applying 310 CMR