International Convention for the Prevention of Pollution from Ships 1973 as modified by the 1978 and 1997 Protocols (MARPOL)—snapshot
International Convention for the Prevention of Pollution from Ships 1973 as modified by the 1978 and 1997 Protocols (MARPOL)—snapshot

The following Environment guidance note provides comprehensive and up to date legal information covering:

  • International Convention for the Prevention of Pollution from Ships 1973 as modified by the 1978 and 1997 Protocols (MARPOL)—snapshot
  • MARPOL
  • General obligations
  • Application
  • Violations and sanctions
  • Further obligations
  • Annex I—regulations for the prevention of pollution by oil
  • Annex II—regulations for the control of pollution by noxious liquid substances
  • Annex III—regulations for the prevention of pollution by harmful substances carried by sea in packaged forms
  • Annex IV—regulations for the prevention of pollution by sewage from ships
  • more

Brexit impact

As of exit day (31 January 2020) the UK is no longer an EU Member State. However, in accordance with the Withdrawal Agreement, the UK has entered an implementation period, during which it continues to be subject to EU law. This has an impact on this content.

For further guidance, see Practice Note: Brexit—impact on environmental law, and News Analysis: Brexit Bulletin—key updates, research tips and resources.

Title International Convention for the Prevention of Pollution from Ships 1973 as modified by the 1978 and 1997 Protocols (MARPOL)
Parties As at December 2017:
MARPOL or its Annexes I and II—155 parties
Annex III—147 parties
Annex IV—141 parties
Annex V—152 parties
Annex VI—89 parties
See International Maritime Organisation (IMO) status of conventions for more details
Adopted 2 November 1973
Entry into force Annex I—2 October 1983
Annex II—6 April 1987 (major revision entered into force 1 January 2007)
Annex III—1 July 1992 (major revision entered into force 1 January 2010)
Annex IV—27 September 2003
Annex V—31 December 1988
Annex VI—19 May 2005
Full text MARPOL and the ‘How to do it guide’