Nieuwe en gewijzigde verdragen. Een overzicht van de nieuwe en gewijzigde verdragen is via het tabblad Home te vinden. Per verdrag kunt u lezen waar de wijzigingen over gaan: Algemene verdragsgegevens, Partijen en/of Koninkrijksdelen. Voor toelichting zie de 'Help' onderaan deze pagina.
New and modified treaties. An overview of newly added and modified treaties can now be found in the Home tab. For each treaty you can see what information has been modified: general treaty information, parties and/or parts of the Kingdom. For more information click ‘Help’ at the bottom of this page and go to ‘FAQ’.

Treaty

Statute of the International Atomic Energy Agency

Date modified Regarding
16-01-2026 Party

Party

Maldives added

  • Ratification: 04-12-2025 (R)
  • Entry into force: 04-12-2025
  • Reservations / Declarations: No
  • Objections: No

16-12-2024 Party

Party

Somalia added

  • Ratification: 15-11-2024 (R)
  • Entry into force: 15-11-2024
  • Reservations / Declarations: No
  • Objections: No

16-11-2024 Party

Party

Cook Islands added

  • Ratification: 17-10-2024 (R)
  • Entry into force: 17-10-2024
  • Reservations / Declarations: No
  • Objections: No

05-10-2023 Party

Party

Guinea added

  • Ratification: 19-09-2023 (R)
  • Entry into force: 19-09-2023
  • Reservations / Declarations: No
  • Objections: No

10-05-2023 Party

Party

Cabo Verde added

  • Ratification: 04-04-2023 (R)
  • Entry into force: 04-04-2023
  • Reservations / Declarations: No
  • Objections: No

06-02-2023 New treaty

General information

  • Entry into force: 29-07-1957

Kingdom part

Netherlands (in Europe)

  • Entry into force: 30-07-1957

Netherlands (Bonaire)

  • Entry into force: 10-10-2010

Netherlands (Sint Eustatius)

  • Entry into force: 10-10-2010

Netherlands (Saba)

  • Entry into force: 10-10-2010

Aruba

  • Entry into force: 01-01-1986

Curaçao

  • Entry into force: 10-10-2010

Sint Maarten

  • Entry into force: 10-10-2010

Party

Afghanistan

  • Signature: 23-01-1957
  • Ratification: 31-05-1957 (R)
  • Entry into force: 29-07-1957

Albania

  • Signature: 26-10-1956
  • Ratification: 23-08-1957 (R)
  • Entry into force: 23-08-1957

Algeria

  • Ratification: 24-12-1963 (R)
  • Entry into force: 24-12-1963

Angola

  • Ratification: 09-11-1999 (R)
  • Entry into force: 09-11-1999

Argentina

  • Signature: 26-10-1956
  • Ratification: 03-10-1957 (R)
  • Entry into force: 03-10-1957

Armenia

  • Ratification: 27-09-1993 (R)
  • Entry into force: 27-09-1993

Australia

  • Signature: 26-10-1956
  • Ratification: 29-07-1957 (R)
  • Entry into force: 29-07-1957

Austria

  • Signature: 26-10-1956
  • Ratification: 10-05-1957 (R)
  • Entry into force: 29-07-1957

Azerbaijan

  • Ratification: 30-05-2001 (R)
  • Entry into force: 30-05-2001

Bangladesh

  • Ratification: 27-09-1972 (R)
  • Entry into force: 27-09-1972

Belarus

  • Signature: 26-10-1956
  • Ratification: 08-04-1957 (R)
  • Entry into force: 29-07-1957

Belgium

  • Signature: 26-10-1956
  • Ratification: 29-04-1958 (R)
  • Entry into force: 29-04-1958

Belize

  • Ratification: 31-03-2006 (R)
  • Entry into force: 31-03-2006

Benin

  • Ratification: 26-05-1999 (R)
  • Entry into force: 26-05-1999

Bolivia

  • Signature: 26-10-1956
  • Ratification: 15-03-1963 (R)
  • Entry into force: 15-03-1963

Bosnia and Herzegovina

  • Ratification: 19-09-1995 (R)
  • Entry into force: 19-09-1995

Botswana

  • Ratification: 20-03-2002 (R)
  • Entry into force: 20-03-2002

Brazil

  • Signature: 26-10-1956
  • Ratification: 29-07-1957 (R)
  • Entry into force: 29-07-1957

Bulgaria

  • Signature: 26-10-1956
  • Ratification: 17-08-1957 (R)
  • Entry into force: 17-08-1957

Burkina Faso

  • Ratification: 14-09-1998 (R)
  • Entry into force: 14-09-1998

Cambodia

  • Signature: 26-10-1956
  • Ratification: 06-02-1958 (R)
  • Entry into force: 06-02-1958

Cameroon

  • Ratification: 13-07-1964 (R)
  • Entry into force: 13-07-1964

Canada

  • Signature: 26-10-1956
  • Ratification: 29-07-1957 (R)
  • Entry into force: 29-07-1957

Central African Republic

  • Ratification: 05-01-2001 (R)
  • Entry into force: 05-01-2001

Chad

  • Ratification: 02-11-2005 (R)
  • Entry into force: 02-11-2005

Chile

  • Signature: 26-10-1956
  • Ratification: 19-09-1960 (R)
  • Entry into force: 19-09-1960

China

  • Ratification: 01-01-1984 (R)
  • Entry into force: 01-01-1984

Colombia

  • Signature: 26-10-1956
  • Ratification: 30-09-1960 (R)
  • Entry into force: 30-09-1960

Comoros

  • Ratification: 17-09-2020 (R)
  • Entry into force: 17-09-2020

Costa Rica

  • Signature: 26-10-1956
  • Ratification: 25-03-1965 (R)
  • Entry into force: 25-03-1965

Côte d'Ivoire

  • Ratification: 19-11-1963 (R)
  • Entry into force: 19-11-1963

Croatia

  • Ratification: 12-02-1993 (R)
  • Entry into force: 12-02-1993

Cuba

  • Signature: 26-10-1956
  • Ratification: 01-10-1957 (R)
  • Entry into force: 01-10-1957

Cyprus

  • Ratification: 07-06-1965 (R)
  • Entry into force: 07-06-1965

Czech Republic

  • Ratification: 27-09-1993 (R)
  • Entry into force: 27-09-1993

Czechoslovakia (<01-01-1993)

  • Signature: 26-10-1956
  • Ratification: 05-07-1957 (R)
  • Entry into force: 29-07-1957

Democratic People's Republic of Korea

  • Ratification: 18-09-1974 (R)
  • Entry into force: 18-09-1974

Democratic Republic of the Congo

  • Ratification: 10-10-1961 (R)
  • Entry into force: 10-10-1961

Denmark

  • Signature: 26-10-1956
  • Ratification: 16-07-1957 (R)
  • Entry into force: 16-07-1957

Dominican Republic

  • Signature: 26-10-1956
  • Ratification: 11-07-1957 (R)
  • Entry into force: 29-07-1957

Ecuador

  • Signature: 26-10-1956
  • Ratification: 03-03-1958 (R)
  • Entry into force: 03-03-1958

Egypt

  • Signature: 26-10-1956
  • Ratification: 04-09-1957 (R)
  • Entry into force: 04-09-1957

El Salvador

  • Signature: 26-10-1956
  • Ratification: 22-11-1957 (R)
  • Entry into force: 22-11-1957

Eritrea

  • Ratification: 20-12-2002 (R)
  • Entry into force: 20-12-2002

Estonia

  • Ratification: 31-01-1992 (R)
  • Entry into force: 31-01-1992

Ethiopia

  • Signature: 26-10-1956
  • Ratification: 30-09-1957 (R)
  • Entry into force: 30-09-1957

Finland

  • Ratification: 07-01-1958 (R)
  • Entry into force: 07-01-1958

France

  • Signature: 26-10-1956
  • Ratification: 29-07-1957 (R)
  • Entry into force: 29-07-1957

Gabon

  • Ratification: 21-01-1964 (R)
  • Entry into force: 21-01-1964

Gambia, The

  • Ratification: 03-01-2023 (R)
  • Entry into force: 03-01-2023

Georgia

  • Ratification: 23-02-1996 (R)
  • Entry into force: 23-02-1996

Germany

  • Signature: 26-10-1956
  • Ratification: 01-10-1957 (R)
  • Entry into force: 01-10-1957

Ghana

  • Ratification: 28-09-1960 (R)
  • Entry into force: 28-09-1960

Greece

  • Signature: 26-10-1956
  • Ratification: 30-09-1957 (R)
  • Entry into force: 30-09-1957

Guatemala

  • Signature: 26-10-1956
  • Ratification: 29-03-1957 (R)
  • Entry into force: 29-03-1957

Haïti

  • Signature: 26-10-1956
  • Ratification: 07-10-1957 (R)
  • Entry into force: 07-10-1957

Holy See

  • Signature: 26-10-1956
  • Ratification: 20-08-1957 (R)
  • Entry into force: 20-08-1957

Honduras

  • Ratification: 24-02-2003 (R)
  • Entry into force: 24-02-2003

Hungary

  • Signature: 26-10-1956
  • Ratification: 08-08-1957 (R)
  • Entry into force: 08-08-1957

Iceland

  • Signature: 26-10-1956
  • Ratification: 06-08-1957 (R)
  • Entry into force: 06-08-1957

India

  • Signature: 26-10-1956
  • Ratification: 16-07-1957 (R)
  • Entry into force: 29-07-1957

Indonesia

  • Signature: 26-10-1956
  • Ratification: 07-08-1957 (R)
  • Entry into force: 07-08-1957

Iran

  • Signature: 26-10-1956
  • Ratification: 16-09-1958 (R)
  • Entry into force: 16-09-1958

Iraq

  • Signature: 15-01-1957
  • Ratification: 04-03-1959 (R)
  • Entry into force: 04-03-1959

Ireland

  • Ratification: 06-01-1970 (R)
  • Entry into force: 06-01-1970

Israel

  • Signature: 26-10-1956
  • Ratification: 12-07-1957 (R)
  • Entry into force: 29-07-1957

Italy

  • Signature: 15-11-1956
  • Ratification: 30-09-1957 (R)
  • Entry into force: 30-09-1957

Jamaica

  • Ratification: 29-12-1965 (R)
  • Entry into force: 29-12-1965

Japan

  • Signature: 26-10-1956
  • Ratification: 16-07-1957 (R)
  • Entry into force: 29-07-1957

Jordan

  • Ratification: 18-04-1966 (R)
  • Entry into force: 18-04-1966

Kazakhstan

  • Ratification: 14-02-1994 (R)
  • Entry into force: 14-02-1994

Kenya

  • Ratification: 12-07-1965 (R)
  • Entry into force: 12-07-1965

Kuwait

  • Ratification: 01-12-1964 (R)
  • Entry into force: 01-12-1964

Kyrgyzstan

  • Ratification: 10-09-2003 (R)
  • Entry into force: 10-09-2003

Laos

  • Signature: 17-01-1957

Latvia

  • Ratification: 10-04-1997 (R)
  • Entry into force: 10-04-1997

Lebanon

  • Signature: 26-10-1956
  • Ratification: 29-06-1961 (R)
  • Entry into force: 29-06-1961

Liberia

  • Signature: 26-10-1956
  • Ratification: 05-10-1962 (R)
  • Entry into force: 05-10-1962

Libya

  • Signature: 26-10-1956
  • Ratification: 09-09-1963 (R)
  • Entry into force: 09-09-1963

Liechtenstein

  • Ratification: 13-12-1968 (R)
  • Entry into force: 13-12-1968

Lithuania

  • Ratification: 18-11-1993 (R)
  • Entry into force: 18-11-1993

Luxembourg

  • Signature: 18-01-1957
  • Ratification: 29-01-1958 (R)
  • Entry into force: 29-01-1958

Madagascar

  • Ratification: 22-03-1965 (R)
  • Entry into force: 22-03-1965

Malawi

  • Ratification: 02-10-2006 (R)
  • Entry into force: 02-10-2006

Malaysia

  • Ratification: 15-01-1969 (R)
  • Entry into force: 15-01-1969

Mali

  • Ratification: 10-08-1961 (R)
  • Entry into force: 10-08-1961

Malta

  • Ratification: 29-09-1997 (R)
  • Entry into force: 29-09-1997

Marshall Islands

  • Ratification: 26-01-1994 (R)
  • Entry into force: 26-01-1994

Mauritania

  • Ratification: 23-11-2004 (R)
  • Entry into force: 23-11-2004

Mauritius

  • Ratification: 31-12-1974 (R)
  • Entry into force: 31-12-1974

Mexico

  • Signature: 07-12-1956
  • Ratification: 07-04-1958 (R)
  • Entry into force: 07-04-1958

Moldova

  • Ratification: 24-09-1997 (R)
  • Entry into force: 24-09-1997

Monaco

  • Signature: 26-10-1956
  • Ratification: 19-09-1957 (R)
  • Entry into force: 19-09-1957

Mongolia

  • Ratification: 20-09-1973 (R)
  • Entry into force: 20-09-1973

Montenegro

  • Ratification: 30-10-2006 (R)
  • Entry into force: 30-10-2006

Morocco

  • Signature: 09-01-1957
  • Ratification: 17-09-1957 (R)
  • Entry into force: 17-09-1957

Mozambique

  • Ratification: 18-09-2006 (R)
  • Entry into force: 18-09-2006

Myanmar

  • Signature: 09-01-1957
  • Ratification: 18-10-1957 (R)
  • Entry into force: 18-10-1957

Namibia

  • Ratification: 17-02-1983 (R)
  • Entry into force: 17-02-1983

Netherlands, the Kingdom of the

  • Signature: 26-10-1956
  • Ratification: 30-07-1957 (R)
  • Entry into force: 30-07-1957

New Zealand

  • Signature: 26-10-1956
  • Ratification: 13-09-1957 (R)
  • Entry into force: 13-09-1957

Nicaragua

  • Ratification: 25-03-1977 (R)
  • Entry into force: 25-03-1977

Niger

  • Ratification: 27-03-1969 (R)
  • Entry into force: 27-03-1969

Nigeria

  • Ratification: 25-03-1964 (R)
  • Entry into force: 25-03-1964

North Macedonia

  • Ratification: 25-02-1994 (R)
  • Entry into force: 25-02-1994

Norway

  • Signature: 26-10-1956
  • Ratification: 10-06-1957 (R)
  • Entry into force: 10-06-1957

Pakistan

  • Signature: 26-10-1956
  • Ratification: 02-05-1957 (R)
  • Entry into force: 29-07-1957

Palau

  • Ratification: 02-03-2007 (R)
  • Entry into force: 02-03-2007

Panama

  • Signature: 26-10-1956
  • Ratification: 02-03-1966 (R)
  • Entry into force: 02-03-1966

Paraguay

  • Signature: 26-10-1956
  • Ratification: 30-09-1957 (R)
  • Entry into force: 30-09-1957

Peru

  • Signature: 26-10-1956
  • Ratification: 30-09-1957 (R)
  • Entry into force: 30-09-1957

Philippines

  • Signature: 26-10-1956
  • Ratification: 02-09-1958 (R)
  • Entry into force: 02-09-1958

Poland

  • Signature: 26-10-1956
  • Ratification: 31-07-1957 (R)
  • Entry into force: 31-07-1957

Portugal

  • Signature: 26-10-1956
  • Ratification: 12-07-1957 (R)
  • Entry into force: 29-07-1957

Qatar

  • Ratification: 27-02-1976 (R)
  • Entry into force: 27-02-1976

Republic of Korea, the

  • Signature: 26-10-1956
  • Ratification: 08-08-1957 (R)
  • Entry into force: 08-08-1957

Romania

  • Signature: 26-10-1956
  • Ratification: 12-04-1957 (R)
  • Entry into force: 29-07-1957

Russian Federation

  • Signature: 26-10-1956
  • Ratification: 08-04-1957 (R)
  • Entry into force: 29-07-1957

Saint Kitts and Nevis

  • Ratification: 09-02-2022 (R)
  • Entry into force: 09-02-2022

Samoa

  • Ratification: 07-04-2021 (R)
  • Entry into force: 07-04-2021

Saudi Arabia

  • Ratification: 13-12-1962 (R)
  • Entry into force: 13-12-1962

Senegal

  • Ratification: 01-11-1960 (R)
  • Entry into force: 01-11-1960

Serbia

  • Ratification: 31-10-2001 (R)
  • Entry into force: 31-10-2001

Seychelles

  • Ratification: 22-04-2003 (R)
  • Entry into force: 22-04-2003

Sierra Leone

  • Ratification: 04-06-1967 (R)
  • Entry into force: 04-06-1967

Singapore

  • Ratification: 05-01-1967 (R)
  • Entry into force: 05-01-1967

Slovakia

  • Ratification: 27-09-1993 (R)
  • Entry into force: 27-09-1993

Slovenia

  • Ratification: 21-09-1992 (R)
  • Entry into force: 21-09-1992

South Africa

  • Signature: 26-10-1956
  • Ratification: 06-06-1957 (R)
  • Entry into force: 29-07-1957

Spain

  • Signature: 26-10-1956
  • Ratification: 26-08-1957 (R)
  • Entry into force: 26-08-1957

Sri Lanka

  • Signature: 26-10-1956
  • Ratification: 22-08-1957 (R)
  • Entry into force: 22-08-1957

Sudan

  • Signature: 26-10-1956
  • Ratification: 17-07-1958 (R)
  • Entry into force: 17-07-1958

Sweden

  • Signature: 26-10-1956
  • Ratification: 19-06-1957 (R)
  • Entry into force: 29-07-1957

Switzerland

  • Signature: 26-10-1956
  • Ratification: 05-04-1957 (R)
  • Entry into force: 29-07-1957

Syria

  • Signature: 26-10-1956
  • Ratification: 06-06-1963 (R)
  • Entry into force: 06-06-1963

Tajikistan

  • Ratification: 10-09-2001 (R)
  • Entry into force: 10-09-2001

Tanzania

  • Ratification: 06-01-1976 (R)
  • Entry into force: 06-01-1976

Thailand

  • Signature: 26-10-1956
  • Ratification: 15-10-1957 (R)
  • Entry into force: 15-10-1957

Tonga

  • Ratification: 02-03-2022 (R)
  • Entry into force: 02-03-2022

Tunisia

  • Signature: 08-01-1957
  • Ratification: 14-10-1957 (R)
  • Entry into force: 14-10-1957

Türkiye

  • Signature: 26-10-1956
  • Ratification: 19-07-1957 (R)
  • Entry into force: 29-07-1957

Uganda

  • Ratification: 30-08-1967 (R)
  • Entry into force: 30-08-1967

Ukraine

  • Signature: 26-10-1956
  • Ratification: 31-07-1957 (R)
  • Entry into force: 31-07-1957

United Arab Emirates

  • Ratification: 15-01-1976 (R)
  • Entry into force: 15-01-1976

United Kingdom

  • Signature: 26-10-1956
  • Ratification: 29-07-1957 (R)
  • Entry into force: 29-07-1957

United States of America

  • Signature: 26-10-1956
  • Ratification: 29-07-1957 (R)
  • Entry into force: 29-07-1957

Uruguay

  • Signature: 26-10-1956
  • Ratification: 22-01-1963 (R)
  • Entry into force: 22-01-1963

Uzbekistan

  • Ratification: 26-01-1994 (R)
  • Entry into force: 26-01-1994

Venezuela

  • Signature: 26-10-1956
  • Ratification: 19-08-1957 (R)
  • Entry into force: 19-08-1957

Vietnam

  • Signature: 26-10-1956
  • Ratification: 24-09-1957 (R)
  • Entry into force: 24-09-1957

Yemen

  • Ratification: 14-10-1994 (R)
  • Entry into force: 14-10-1994

Yugoslavia (< 25-06-1991)

  • Signature: 26-10-1956
  • Ratification: 17-09-1957 (R)
  • Entry into force: 17-09-1957

Zambia

  • Ratification: 08-01-1969 (R)
  • Entry into force: 08-01-1969

Zimbabwe

  • Ratification: 01-08-1986 (R)
  • Entry into force: 01-08-1986