Virginia Decodedhttps://vacode.org35395721-222Discharge of sewage from vessel while afloat, etc2026Drainage, Soil Conservation, Sanitation and Public Facilities DistrictsSanitation Districts Law of 1938 -- Tidal WatersProhibitions and Penalties
No violation of any provision of this article shall be deemed to occur by reason of the discharge of sewage from any boat or vessel while afloat or on a marine railway or in dry dock.