4.__Prohibited discharges; exemption; general permit requirement.__The following provisions govern the discharge of graywater and a mixture of graywater and blackwater from large commercial passenger vessels.

A.__The owner or operator of a large commercial passenger vessel may not discharge graywater or a mixture of graywater and blackwater to coastal waters.

B.__Notwithstanding paragraph A, beginning January 1, 2006, the owner or operator of a large commercial passenger vessel may discharge graywater or a mixture of graywater and blackwater to coastal waters if:

(1)__The discharge is permitted and meets standards for continuous discharge under the federal Consolidated Appropriations Act of 2001, Public Law 106-554, Section 1(a)(4) and Appendix D, Division B, Title XIV, Section 1404(b) or (c), 114 Stat. 2763, 2763A-316;

(2)__While operating in coastal waters, the owner or operator of the large commercial passenger vessel maintains a discharge record book as required by 33 Code of Federal Regulations 159.315 (2003);

(3)__The owner or operator of the large commercial passenger vessel meets the sampling and reporting requirements of 33 Code of Federal Regulations 159.317 (2003) prior to and while operating in coastal waters, except that instead of meeting the requirements in 33 Code of Federal Regulations 159.317(a)(2) the owner or operator of the large commercial passenger vessel shall, not less than 30 days nor more than 120 days prior to the large commercial passenger vessel's initial entry into the coastal waters during any calendar year, provide a certification to the department that the large commercial passenger vessel's graywater and mixture of graywater and blackwater meets the standards specified in subparagraph (1); and

(4)__The department issues the owner or operator of the large commercial passenger vessel a general permit to