Title 33 presents regulations administered by the Coast Guard and the Corps of Engineers that govern the following: navigation, international navigation rules, inland navigation rules, vessel operating regulations, anchorages, bridges, security of vessels, water-front facilities, marine pollution financial responsibility and compensation, outer continental shelf activities, deepwater ports, pollution, ports and waterways safety, boating safety, permits for dams, dikes, structures or work impacting navigable waters, and more. Additions and revisions to this section of the code are posted annually by July. Publication follows within six months.