(12)It is in the Union’s interest to adopt measures to ensure that oil tankers entering into ports and offshore terminals or anchoring in an area under the jurisdiction of Member States and oil tankers flying the flags of Member States comply with Regulation 20 of Annex I to MARPOL 73/78 as revised in 2004 by Resolution MEPC 117(52) adopted by the IMO’s Marine Environment Protection Committee (MEPC) in order to reduce the risk of accidental oil pollution in European waters.