Washington Revised Code Title 77. Fish and Wildlife § 77.120.020. Application of chapter

(a) A vessel of the United States department of defense or United States coast guard subject to the requirements of section 1103 of the national invasive species act of 1996, or any vessel of the armed forces, as defined in 33 U.S.C. Sec. 1322(a)(14), that is subject to the uniform national discharge standards for vessels of the armed forces under 33 U.S.C. Sec. 1322(n);

(b) A vessel that discharges ballast water or sediments only at the location where the ballast water or sediments originated, if the ballast water or sediments do not mix with ballast water or sediments from areas other than open sea waters; and

(c) A vessel in innocent passage, merely traversing the territorial sea of the United States and not entering or departing a United States port, or not navigating the internal waters of the United States, and that does not discharge ballast water into the waters of the state.