Beyond three miles untreated sewage may be discharged.
• Oil can be discharged within twelve miles of the shore only after the vessel is underway and the oil has been processed through an oily water separator, resulting in an effluent that does not exceed 15 parts per million (ppm) and does not cause a visible sheen.
Legal – Political Governments are responsible for ensuring that both the cruise boats which are produced in their country and the ones that travel through it, comply with the international safety regulations, which are developed and set at the international level, by the International Maritime Organization (IMO). The non-compliance with the regulation standards should be penalized by laws established by the Government. In order to operate in international waters cruise boats must be registered or flagged. Each country sets its own requirements to provide registration services or flags of registry. Basic regulations refer to crew nationality, ship-owner citizenship and shipbuilding standards. Once a ship is flagged it is considered an entity of its flag nation and is governed primarily by the laws of that country, which also has the responsibility of ensuring that its vessels meet all established and ratified international standards.
Technology The technological development of the cruise