Convention on the International Regulations for Preventing Collisions at Sea Document type Multilateral Field of application Global Date Oct 20, 1972 Source IUCN (ID: TRE-000108) Title abbreviation COLREG 72 Title (French) Convention sur le règlement international pour prévenir les abordages en mer Title (Other) Übereinkommen über die Internationalen Regeln zur Verhütung von Zusammenstößen auf See Place of adoption London Depository IMO International Maritime Organization Language English, French Entry into force Jul 15, 1977 Subject Sea Keyword Maritime zone Navigation Geographical area North Sea Abstract Objectives: To maintain a high level of safety at sea. Summary of provisions: This Convention was adopted in the framework of the International Maritime Organisation. The Parties undertake to give effect to the Rules and other Annexes constituting the 1972 International Regulations for Preventing Collisions at Sea (art. I), which are to apply to all vessels upon the high seas and in all waters connected therewith navigable by seagoing vessels. Full text English French Website www.imo.org Country/Territory/Participant See Expanded View Show Map Countries Entry into force Ratification * Simple signature Albania Apr 15, 2004 Apr 15, 2004 [2] - Algeria Jul 15, 1977 Oct 4, 1976 [2] - Angola Oct 3, 1991 Oct 3, 1991 [2] - Antigua and Barbuda Jan 29, 1988 Jan 29, 1988 [2] - Argentina Jul 15, 1977 May 11, 1977 [2] - Australia Feb 29, 1980 Feb 29, 1980 [2] - Austria Jul 15, 1977 Jun 8, 1977 [2] - Azerbaijan Jul 1, 1997 Jul 1, 1997 [2] - Bahamas Jul 15, 1977 Jul 22, 1976 [2] - Bahrain Oct 21, 1985 Oct 21, 1985 [2] - Bangladesh May 10, 1978 May 10, 1978 [2] - Barbados Jan 12, 1983 Jan 12, 1983 [2] - Belarus Jan 7, 1994 Jan 7, 1994 [2] - Belgium Jul 15, 1977 Dec 22, 1975 [1] Oct 20, 1972 Belize Apr 9, 1991 Apr 9, 1991 [2] - Benin Nov 1, 1985 Nov 1, 1985 [2] - Bolivia (Plurinational State of) Jun 4, 1999 Jun 4, 1999 [2] - Brazil Jul 15, 1977 Nov 26, 1974 [1] May 23, 1973 Brunei Darussalam Feb 5, 1987 Feb 5, 1987 [2] - Bulgaria Jul 15, 1977 Apr 29, 1975 [1] Oct 20, 1972 Cabo Verde May 18, 2012 May 18, 2012 [2] - Cambodia Nov 28, 1994 Nov 28, 1994 [1] Oct 20, 1972 Cameroon May 14, 1984 May 14, 1984 [2] - Canada Jul 15, 1977 Mar 7, 1975 [2] - Chile Aug 2, 1977 Aug 2, 1977 [2] - China Jan 7, 1980 Jan 7, 1980 [2] - Colombia Jul 27, 1981 Jul 27, 1981 [2] - Comoros Nov 22, 2000 Nov 22, 2000 [2] - Congo Jan 7, 1993 Jan 7, 1993 [2] - Congo, Dem. Rep. of Jul 15, 1977 Feb 10, 1977 [2] - Cook Islands (New Zealand) Nov 10, 2008 Nov 10, 2008 [2] - Croatia Oct 8, 1991 Oct 8, 1991 [4] - Cuba Nov 7, 1983 Nov 7, 1983 [2] - Cyprus Jul 15, 1977 Apr 28, 1977 [2] - Czech Republic Nov 4, 1980 Nov 4, 1980 [2] - Côte d'Ivoire Jan 11, 1979 Jan 11, 1979 [1] Oct 20, 1972 Denmark Jan 1, 1993 Jan 1, 1993 [4] - Djibouti Jul 15, 1977 Jan 24, 1974 [1] Nov 17, 1972 Dominica Mar 1, 1984 Mar 1, 1984 [2] - Dominican Republic Jun 21, 2000 Jun 21, 2000 [2] - Ecuador Mar 15, 1978 Mar 15, 1978 [2] - Egypt Dec 8, 1977 Dec 8, 1977 [2] - El Salvador Feb 19, 1987 Feb 19, 1987 [2] - Equatorial Guinea Jun 17, 1997 Jun 17, 1997 [2] - Eritrea Apr 24, 1996 Apr 24, 1996 [2] - Estonia Apr 22, 1996 Apr 22, 1996 [2] - Ethiopia Dec 16, 1991 Dec 16, 1991 [2] - Fiji Jul 18, 1985 Jul 18, 1985 [2] - Finland Mar 4, 1983 Mar 4, 1983 [2] - France Jul 15, 1977 Feb 16, 1977 [1] Oct 20, 1972 Gabon Jul 15, 1977 May 10, 1974 [3] Nov 9, 1972 Gambia Jan 21, 1982 Jan 21, 1982 [2] - Georgia Jul 15, 1977 Jun 28, 1974 [3] Oct 20, 1972 Germany Apr 19, 1994 Apr 19, 1994 [2] - Ghana Jul 15, 1977 Jul 14, 1976 [1] Oct 20, 1972 Greece Jul 15, 1977 Dec 7, 1973 [1] Oct 20, 1972 Grenada Jul 15, 1977 Dec 17, 1974 [1] May 17, 1973 Guatemala Jun 28, 2004 Jun 28, 2004 [2] - Guinea Dec 15, 1993 Dec 15, 1993 [2] - Guyana Jan 19, 1981 Jan 19, 1981 [2] - Honduras Dec 10, 1997 Dec 10, 1997 [2] - Hungary Sep 24, 1985 Sep 24, 1985 [2] - Iceland Jul 15, 1977 Dec 15, 1976 [2] - India Jul 15, 1977 Apr 21, 1975 [1] Oct 20, 1972 Indonesia Jul 15, 1977 May 30, 1973 [6] - Iran, Islamic Republic of Nov 13, 1979 Nov 13, 1979 [3] Oct 20, 1972 Ireland Jan 17, 1989 Jan 17, 1989 [2] - Israel Dec 19, 1977 Dec 19, 1977 [1] May 30, 1973 Italy Jul 15, 1977 Jun 24, 1977 [2] - Jamaica Oct 5, 1987 Oct 5, 1987 [2] - Japan Mar 30, 1979 Mar 30, 1979 [2] - Jordan Jul 15, 1977 Jun 21, 1977 [2] - Kazakhstan Oct 5, 2000 Oct 5, 2000 [2] - Kenya Mar 7, 1994 Mar 7, 1994 [2] - Kiribati Jun 3, 2006 Jun 3, 2006 [4] - Korea, Dem. People's Rep. Oct 17, 1978 Oct 17, 1978 [1] Oct 20, 1972 Korea, Republic of Dec 15, 1992 Dec 15, 1992 [2] - Kuwait Jul 29, 1977 Jul 29, 1977 [1] Oct 23, 1972 Latvia Jun 4, 1979 Jun 4, 1979 [3] Oct 20, 1972 Lebanon Feb 5, 2007 Feb 5, 2007 [2] - Liberia May 20, 1992 May 20, 1992 [2] - Libya Jul 15, 1977 Dec 28, 1973 [2] - Lithuania Apr 28, 2005 Apr 28, 2005 [2] - Luxembourg Dec 4, 1991 Dec 4, 1991 [2] - Malaysia Feb 14, 1991 Feb 14, 1991 [2] - Maldives Nov 17, 1995 Nov 17, 1995 [2] - Malta Jul 15, 1977 Apr 8, 1976 [2] - Marshall Islands Dec 23, 1980 Dec 23, 1980 [2] - Mauritania May 26, 1989 May 26, 1989 [2] - Mauritius Apr 26, 1988 Apr 26, 1988 [2] - Mexico Jan 14, 1981 Jan 14, 1981 [2] - Moldova, Republic of Jul 15, 1977 Jan 18, 1977 [2] - Monaco Mar 20, 1989 Mar 20, 1989 [2] - Mongolia Oct 11, 2005 Oct 11, 2005 [2] - Montenegro Mar 6, 1979 Mar 6, 1979 [2] - Morocco Jun 26, 2002 Jun 26, 2002 [2] - Mozambique Jul 15, 1977 Apr 27, 1977 [2] - Myanmar Oct 30, 1991 Oct 30, 1991 [2] - Namibia Nov 11, 1987 Nov 11, 1987 [2] - Netherlands Nov 27, 2000 Nov 27, 2000 [2] - New Zealand Jul 15, 1977 Aug 13, 1974 [1] Oct 20, 1972 Nicaragua Jul 15, 1977 Feb 4, 1976 [2] - Nigeria Dec 2, 1999 Dec 2, 1999 [2] - Niue (New Zealand) Jun 10, 2013 Jun 10, 2013 [2] - Norway Jul 15, 1977 Jan 17, 1974 [2] - Oman Jul 15, 1977 Nov 26, 1976 [1] Jun 1, 1973 Pakistan Apr 25, 1985 Apr 25, 1985 [2] - Palau Feb 4, 2009 Feb 4, 2009 [2] - Panama Dec 14, 1977 Dec 14, 1977 [2] - Papua New Guinea Jan 9, 1980 Jan 9, 1980 [2] - Peru Mar 14, 1979 Mar 14, 1979 [2] - Philippines Sep 29, 2011 Sep 29, 2011 [2] - Poland Jul 15, 1977 May 18, 1976 [2] - Portugal Jul 15, 1977 Dec 14, 1976 [1] Oct 20, 1972 Qatar May 1, 1985 May 1, 1985 [2] - Romania Jan 31, 1980 Jan 31, 1980 [2] - Russian Federation Jul 15, 1977 Mar 27, 1975 [2] - Saint Kitts and Nevis Jan 4, 1978 Jan 4, 1978 [2] - Saint Lucia Jun 11, 2004 Jun 11, 2004 [2] - Saint Vincent and the Grenadines May 20, 2005 May 20, 2004 [2] - Samoa Jul 15, 1977 Dec 20, 1976 [2] - Sao Tome and Principe Oct 23, 1979 Oct 23, 1979 [2] - Saudi Arabia Oct 29, 1998 Oct 29, 1998 [2] - Senegal Jun 3, 2006 Jun 3, 2006 [4] - Serbia Jul 3, 1978 Jul 3, 1978 [2] - Seychelles Oct 27, 1978 Oct 27, 1978 [2] - Sierra Leone Aug 22, 1988 Aug 22, 1988 [2] - Singapore Jul 20, 2001 Jul 20, 2001 [2] - Slovakia Jul 15, 1977 Apr 29, 1977 [2] - Slovenia Jan 1, 1993 Jan 1, 1993 [4] - Solomon Islands Jun 25, 1991 Jun 25, 1991 [4] - South Africa Jul 15, 1977 Nov 9, 1973 [2] - Spain Jul 7, 1978 Jul 7, 1978 [4] - Sri Lanka Jul 15, 1977 May 31, 1974 [2] - Sudan Oct 28, 1983 Oct 28, 1983 [2] - Sweden Mar 11, 2003 Mar 11, 2003 [2] - Switzerland Jul 15, 1977 Apr 28, 1975 [1] Oct 20, 1972 Syrian Arab Republic Jul 15, 1977 Dec 30, 1975 [1] Jan 24, 1973 Tanzania, Un. Rep. of Jul 15, 1977 Feb 16, 1976 [2] - Thailand May 16, 2006 May 16, 2006 [2] - Togo Aug 6, 1979 Aug 6, 1979 [2] - Tonga Jul 19, 1989 Jul 19, 1989 [2] - Trinidad and Tobago Jul 15, 1977 Apr 12, 1977 [2] - Tunisia Feb 15, 1979 Feb 15, 1979 [2] - Turkey Feb 1, 1978 Feb 1, 1978 [2] - Turkmenistan Dec 21, 2001 Dec 21, 2001 [2] - Tuvalu May 16, 1980 May 16, 1980 [2] - Ukraine Dec 15, 1983 Dec 15, 1983 [2] - United Arab Emirates Oct 1, 1978 Oct 1, 1978 [4] - United Kingdom Nov 1, 1991 Nov 1, 1991 [2] - United States of America Aug 15, 1979 Aug 15, 1979 [2] - Uruguay Mar 5, 1993 Mar 5, 1993 [2] - Vanuatu Jul 15, 1977 Nov 23, 1976 [3] Oct 20, 1972 Venezuela, Boliv. Rep. of Jul 28, 1982 Jul 28, 1982 [2] - Viet Nam Aug 3, 1983 Aug 3, 1983 [2] - Yemen Dec 18, 1990 Dec 18, 1990 [2] - * [1] Ratification [2] Accession/approbation [3] Acceptance/approval [4] Succession [5] Consent to be bound [6] Definite signature reset zoom out zoom in