Marpol Regulation 34 Discharges outside special areas Any discharge into the sea of oil or oily mixtures from the cargo area of an oil tanker shall be prohibited except when all the following conditions are satisfied:.1 the tanker is not within a special area; .2 the tanker is more than 50 nautical miles from the nearest land; (This is to make quite certain that the very small amounts of oil permitted to be discharged in compliance with requirements (.4) and (.5)will not reach the shore.) .3 the tanker is proceeding en route; (This eliminates the possible concentration of the permitted … [Read more...]