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Annex IV to the International Convention for the Prevention of Pollution from Ships,
1973, as modified by the Protocol of 1978 relating thereto
PartiesTooltip Parties with a link have a reservation.
Party
Signature
RatificationTooltip S=Signature without reservation or requirement of ratification R=Ratification, Acceptance,
Approval or Notification A=Accession Su=Succession NK=Not Known
Entry into force
Renunciation
Termination
Albania
09-01-2007 (R)
09-04-2007
Algeria
31-01-1989 (R)
27-09-2003
Angola
04-10-2001 (R)
27-09-2003
Antigua and Barbuda
29-01-1988 (R)
27-09-2003
Argentina
31-08-1993 (R)
27-09-2003
Australia
27-02-2004 (R)
27-05-2004
Austria
27-05-1988 (R)
27-09-2003
Azerbaijan
16-07-2004 (R)
16-10-2004
Bahamas
08-06-2017 (R)
08-09-2017
Bangladesh
18-12-2002 (R)
27-09-2003
Barbados
26-11-2001 (R)
27-09-2003
Belarus
07-01-1994 (R)
27-09-2003
Belgium
04-01-1996 (R)
27-09-2003
Belize
26-05-1995 (R)
27-09-2003
Benin
11-02-2000 (R)
27-09-2003
Bolivia
04-06-1999 (R)
27-09-2003
Brazil
08-11-1995 (R)
27-09-2003
Bulgaria
13-05-1993 (R)
27-09-2003
Cabo Verde
04-07-2003 (R)
04-10-2003
Cambodia
28-11-1994 (R)
27-09-2003
Cameroon
18-09-2009 (A)
18-12-2009
Canada
26-03-2010 (A)
26-06-2010
Chile
10-10-1994 (R)
27-09-2003
China
02-11-2006 (R)
02-02-2007
Colombia
27-07-1981 (R)
02-02-2007
Comoros
22-11-2000 (R)
02-02-2007
Côte d'Ivoire
05-10-1987 (R)
27-09-2003
Croatia
08-10-1991 (Su)
27-09-2003
Cuba
13-01-2025 (R)
13-04-2025
Cyprus
30-05-2006 (R)
30-08-2006
Czech Republic
01-01-1993 (Su)
27-09-2003
Democratic People's Republic of Korea
01-05-1985 (R)
27-09-2003
Denmark
27-11-1980 (R)
27-09-2003
Djibouti
12-10-2015 (R)
12-01-2016
Dominican Republic
24-06-1999 (R)
27-09-2003
Ecuador
18-05-1990 (R)
27-09-2003
Egypt
07-08-1986 (R)
27-09-2003
El Salvador
24-09-2008 (R)
24-12-2008
Equatorial Guinea
24-04-1996 (R)
27-09-2003
Estonia
18-08-1992 (R)
27-09-2003
Fiji
08-03-2016 (R)
08-06-2016
Finland
20-09-1983 (R)
27-09-2003
France
25-09-1981 (R)
27-09-2003
Gabon
26-04-1983 (R)
27-09-2003
Gambia, The
01-11-1991 (R)
27-09-2003
Georgia
08-11-1994 (R)
27-09-2003
Germany
21-01-1982 (R)
27-09-2003
Ghana
01-10-2010 (R)
01-01-2011
Greece
23-09-1982 (R)
27-09-2003
Guatemala
03-11-1997 (R)
27-09-2003
Guinea
02-10-2002 (R)
27-09-2003
Guinea-Bissau
24-10-2016 (R)
24-01-2017
Guyana
10-12-1997 (R)
27-09-2003
Honduras
30-11-2015 (R)
29-02-2016
Hungary
14-01-1985 (R)
27-09-2003
Iceland
16-01-2019 (R)
16-04-2019
India
11-06-2003 (R)
27-09-2003
Indonesia
24-08-2012 (R)
24-11-2012
Iran
29-05-2009 (A)
29-08-2009
Iraq
06-02-2018 (R)
06-05-2018
Ireland
10-08-2006 (R)
10-11-2006
Israel
05-12-2024 (R)
05-02-2025
Italy
01-10-1982 (R)
27-09-2003
Jamaica
13-03-1991 (R)
27-09-2003
Japan
09-06-1983 (R)
27-09-2003
Jordan
02-06-2006 (R)
02-09-2006
Kazakhstan
07-03-1994 (R)
27-09-2003
Kenya
15-12-1992 (R)
27-09-2003
Kiribati
05-02-2007 (R)
05-05-2007
Kuwait
07-08-2007 (R)
07-11-2007
Latvia
20-05-1992 (R)
27-09-2003
Lebanon
18-07-1983 (R)
27-09-2003
Liberia
21-08-2006 (R)
21-11-2006
Libya
28-04-2005 (R)
28-07-2005
Lithuania
04-12-1991 (R)
27-09-2003
Luxembourg
14-02-1991 (R)
27-09-2003
Madagascar
30-08-2005 (R)
30-11-2005
Malawi
17-12-2001 (R)
27-09-2003
Malaysia
27-09-2010 (R)
27-12-2010
Malta
30-03-2011 (R)
30-06-2011
Marshall Islands
26-04-1988 (R)
27-09-2003
Mauritania
24-11-1997 (R)
27-09-2003
Mauritius
06-04-1995 (R)
27-09-2003
Mexico
15-07-2022 (R)
15-10-2022
Moldova
11-10-2005 (R)
11-01-2006
Monaco
20-08-1992 (R)
27-09-2003
Mongolia
15-10-2003 (R)
15-01-2004
Montenegro
23-10-2006 (Su)
03-06-2006
Morocco
12-10-1993 (R)
27-09-2003
Mozambique
09-11-2005 (R)
09-02-2006
Myanmar
05-04-2016 (R)
05-07-2016
Namibia
15-07-2020 (R)
15-10-2020
Netherlands, the Kingdom of the
11-11-2005 (R)
11-02-2006
Nicaragua
01-02-2001 (R)
27-09-2003
Nigeria
24-05-2002 (R)
27-09-2003
Niue
27-06-2012 (R)
27-09-2012
Norway
26-09-2002 (R)
27-09-2003
Oman
13-03-1984 (R)
27-09-2003
Pakistan
22-11-1994 (R)
27-09-2003
Palau
29-09-2011 (R)
29-12-2011
Panama
20-02-1985 (R)
27-09-2003
Papua New Guinea
25-10-1993 (R)
27-09-2003
Peru
25-04-1980 (R)
27-09-2003
Philippines
15-06-2001 (R)
27-09-2003
Poland
01-04-1986 (R)
27-09-2003
Portugal
22-10-1987 (R)
27-09-2003
Qatar
08-03-2006 (R)
08-06-2006
Republic of Korea, the
28-11-2003 (R)
28-02-2004
Republic of the Congo
07-09-2004 (R)
07-12-2004
Romania
05-07-2006 (R)
05-10-2006
Russian Federation
14-08-1987 (R)
27-09-2003
Saint Kitts and Nevis
24-12-1997 (R)
27-09-2003
Saint Lucia
12-07-2000 (R)
27-09-2003
Saint Vincent and the Grenadines
28-10-1983 (R)
27-09-2003
Samoa
07-02-2002 (R)
27-09-2003
San Marino
19-04-2021 (R)
19-07-2021
São Tomé e Principe
29-10-1998 (R)
27-09-2003
Saudi Arabia
23-05-2005 (R)
23-08-2005
Senegal
16-01-1997 (R)
27-09-2003
Serbia
12-03-2001 (Su)
27-09-2003
Seychelles
29-11-2019 (R)
29-02-2020
Sierra Leone
23-05-2002 (R)
27-09-2003
Singapore
01-05-2005 (R)
01-08-2005
Slovakia
01-01-1993 (Su)
27-09-2003
Slovenia
25-06-1991 (Su)
27-09-2003
Solomon Islands
30-06-2004 (R)
30-09-2004
South Africa
17-09-2015 (A)
17-12-2015
Spain
21-01-1991 (R)
27-09-2003
Sri Lanka
24-06-1997 (R)
27-09-2003
Sudan
21-01-2015 (R)
21-04-2015
Suriname
04-11-1988 (R)
27-09-2003
Sweden
09-06-1980 (R)
27-09-2003
Switzerland
20-11-1998 (R)
27-09-2003
Syria
08-03-2006 (R)
08-06-2006
Tanzania
23-07-2008 (R)
23-10-2008
Togo
09-02-1990 (R)
27-09-2003
Tonga
01-02-1996 (R)
27-09-2003
Trinidad and Tobago
06-03-2000 (R)
27-09-2003
Tunisia
10-10-1980 (R)
27-09-2003
Türkiye
14-10-2014 (R)
14-01-2015
Turkmenistan
04-02-2009 (R)
04-05-2009
Tuvalu
22-08-1985 (R)
27-09-2003
Ukraine
25-10-1993 (R)
27-09-2003
United Arab Emirates
15-01-2007 (R)
15-04-2007
United Kingdom
11-09-1995 (R)
27-09-2003
Uruguay
30-04-1979 (R)
27-09-2003
Vanuatu
15-03-2004 (R)
15-06-2004
Venezuela
29-07-1994 (R)
27-09-2003
Vietnam
19-12-2014 (R)
19-03-2015
Extensions
China
Extended to
Entry into force
Termination
Hong Kong SAR
02-02-2007
Macao SAR
02-02-2007
Denmark
Extended to
Entry into force
Termination
Faroes
27-09-2003
Portugal
Extended to
Entry into force
Termination
Macao (<20-12-1999)
24-08-1999
20-12-1999
United Kingdom
Extended to
Entry into force
Termination
Bermuda
02-08-2023
British Virgin Islands
19-06-2006
Falkland Islands
02-08-2023
Man, Isle of
13-02-2012
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