Fact Sheet
Bureau of International Security and Nonproliferation
April 23, 2009


The Chemical Weapons Convention (CWC) bans the development, production, acquisition, stockpiling, retention, and direct or indirect transfer of Chemical Weapons. It also prohibits the use or preparation for use of CW and the assistance, encouragement, or inducement of anyone else to engage in activities prohibited by the CWC.

The CWC entered into force on April 29, 1997, following ratification by 65 signatories. As of April 23, 2009, 188 countries have either ratified or acceded to the CWC. Another 2 are signatories (lsrael and Burma: listed below in regular type face that are not followed by dates). The remaining five countries, Angola, Egypt, North Korea, Somalia and Syria have neither signed nor acceded to the CWC.

TOTAL States Parties = 188

If a scroll bar appears below the following table, swipe the table to move left/right of the dashed line.

AFGHANISTAN--RATIFIED 9/24/03

ALBANIA--RATIFIED 5/11/94

ALGERIA--RATIFIED 8/14/95

ANDORRA--ACCEDED 2/27/03

ANTIGUA & BARBUDA--ACCEDED 8/29/05

ARGENTINA--RATIFIED 10/2/95

ARMENIA--RATIFIED 1/27/95

AUSTRALIA--RATIFIED 5/6/94

AUSTRIA--RATIFIED 8/17/95

AZERBAIJAN--RATIFIED 2/29/00

BAHAMAS--RATIFIED 4/21/09

BARBADOS - ACCEDED 3/7/2007

BAHRAIN--RATIFIED 4/28/97

BANGLADESH--RATIFIED 4/25/97

BELARUS--RATIFIED 7/11/96

BELGIUM--RATIFIED 1/27/97

BELIZE--ACCEDED 12/1/03

BENIN--RATIFIED 5/14/98

BHUTAN--ACCEDED 8/18/05

BOLIVIA--RATIFIED 8/14/98

BOSNIA-HERZEGOVINA--RATIFIED 2/25/97

BOTSWANA--ACCEDED 8/31/98

BRAZIL--RATIFIED 3/13/96

BRUNEI DARUSSALAM--RATIFIED 7/28/97

BULGARIA--RATIFIED 8/10/94

BURKINA FASO--RATIFIED 7/8/97

Burma (Myanmar)

BURUNDI--RATIFIED 9/4/98

CAMBODIA--ACCEDED 8/18/05

CAMEROON--RATIFIED 9/16/96

CANADA--RATIFIED 9/26/95

CAPE VERDE--RATIFIED 10/10/03

CENTRAL AFRICAN REPUBLIC--RATIFIED 09/20/06

CHAD--RATIFIED 2/13/04

CHILE--RATIFIED 7/12/96

CHINA--RATIFIED 4/25/97

COLOMBIA--RATIFIED 4/5/00

COMOROS-RATIFIED 8/18/06

CONGO--RATIFIED 12/4/07

CONGO, DEM. REP OF (FORMERLY ZAIRE)--RATIFIED 10/12/05

COOK ISLANDS--RATIFIED 7/15/94

COSTA RICA--RATIFIED 5/31/96

COTE D' IVOIRE--RATIFIED 12/18/95

CROATIA--RATIFIED 5/23/95

CUBA--RATIFIED 4/29/97

CYPRUS--RATIFIED 8/28/98

CZECH REPUBLIC--RATIFIED 3/6/96

DENMARK--RATIFIED 7/13/95

DJIBOUTI--RATIFIED 1/25/06

DOMINICA--RATIFIED 2/12/01

DOMINICAN REPUBLIC--RATIFIED 3/27/09

ECUADOR--RATIFIED 9/6/95

EL SALVADOR--RATIFIED 10/30/95

EQUATORIAL GUINEA--RATIFIED 4/25/97

ERITREA--ACCEDED 2/14/00

ESTONIA--RATIFIED 5/26/99

ETHIOPIA--RATIFIED 5/13/96

FIJI--RATIFIED 1/20/93

FINLAND--RATIFIED 2/7/95

FRANCE--RATIFIED 3/2/95

GABON--RATIFIED 9/8/00

GAMBIA--RATIFIED 5/19/98

GEORGIA--RATIFIED 11/27/95

GERMANY--RATIFIED 8/12/94

GHANA--RATIFIED 7/9/97

GREECE--RATIFIED 12/22/94

GRENADA--RATIFIED 03/06/05

GUATEMALA--RATIFIED 2/12/03

GUINEA--RATIFIED 6/9/97

GUINEA-BISSAU--RATIFIED 5/20/08

GUYANA--RATIFIED 9/12/97

HAITI--RATIFIED 2/22/06

HOLY SEE--RATIFIED 5/12/99

HONDURAS--ACCEDED 8/29/05

HUNGARY--RATIFIED 10/31/96

ICELAND--RATIFIED 4/28/97

INDIA--RATIFIED 9/3/96

INDONESIA--RATIFIED 11/12/98

IRAN--RATIFIED 11/3/97

IRAQ--ACCEDED 1/13/09

IRELAND--RATIFIED 6/24/96

Israel

ITALY--RATIFIED 12/8/95

JAMAICA--RATIFIED 9/8/00

JAPAN--RATIFIED 9/15/95

JORDAN--ACCEDED 10/29/97

KAZAKHSTAN--RATIFIED 3/23/00

KENYA--RATIFIED 4/25/97

KIRIBATI--ACCEDED 9/7/00

KOREA (Rep of)--RATIFIED 4/28/97

KUWAIT--RATIFIED 5/29/97

KYRGYZSTAN--RATIFIED 9/29/03

LAOS (P.D.R.)--RATIFIED 2/25/97

LATVIA--RATIFIED 7/23/96

LEBANON--ACCEDED 11/20/08

LESOTHO--RATIFIED 12/7/94

LIBERIA--RATIFIED 2/23/06

LIBYA--ACCEDED 1/6/04

LIECHTENSTEIN--RATIFIED 11/24/99

LITHUANIA--RATIFIED 4/15/98

LUXEMBOURG--RATIFIED 4/15/97

MACEDONIA--ACCEDED 6/20/97

MADAGASCAR--RATIFIED 10/20/04

MALAWI--RATIFIED 6/11/98

MALAYSIA--RATIFIED 4/20/00

MALDIVES--RATIFIED 5/31/94

MALI--RATIFIED 4/28/97

MALTA--RATIFIED 4/28/97

MARSHALL ISLANDS--RATIFIED 5/19/04

MAURITANIA--RATIFIED 2/9/98

MAURITIUS--RATIFIED 2/9/93

MEXICO--RATIFIED 8/29/94

MICRONESIA (FED STATES)--RATIFIED 6/21/99

MOLDOVA (Rep of)--RATIFIED 7/8/96

MONACO--RATIFIED 6/1/95

MONGOLIA--RATIFIED 1/17/95

MONTENEGRO-RATIFIED 10/23/06

MOROCCO--RATIFIED 12/28/95

MOZAMBIQUE--ACCEDED 8/15/00

NAMIBIA--RATIFIED 11/27/95

NAURU (Rep of)--RATIFIED 11/12/01

NEPAL--RATIFIED 11/18/97

NETHERLANDS--RATIFIED 6/30/95

NEW ZEALAND--RATIFIED 7/15/96

NICARAGUA--RATIFIED 11/5/99

NIGER--RATIFIED 4/9/97

NIGERIA--RATIFIED 5/19/99

NIUE--ACCEDED 5/21/05

NORWAY--RATIFIED 4/7/94

OMAN--RATIFIED 2/8/95

PAKISTAN--RATIFIED 10/28/97

PALAU--ACCEDED 2/3/03

PANAMA--RATIFIED 10/7/98

PAPUA NEW GUINEA--RATIFIED 4/17/96

PARAGUAY--RATIFIED 12/1/94

PERU--RATIFIED 7/20/95

PHILIPPINES--RATIFIED 12/11/96

POLAND--RATIFIED 8/23/95

PORTUGAL--RATIFIED 9/10/96

QATAR--RATIFIED 9/3/97

ROMANIA--RATIFIED 2/15/95

RUSSIAN FEDERATION--RATIFIED 11/5/97

RWANDA--RATIFIED 3/31/04

SAMOA--RATIFIED 9/27/02

ST. KITTS & NEVIS--RATIFIED 5/21/04

ST. LUCIA--RATIFIED 4/9/97

ST. VINCENT AND THE GRENADINES--RATIFIED 9/18/02

SAN MARINO--RATIFIED 12/10/99

SAO TOME & PRINCIPE--ACCEDED 9/9/03

SAUDI ARABIA--RATIFIED 8/9/96

SENEGAL--RATIFIED 7/20/98

SERBIA --ACCEDED 4/20/00

SEYCHELLES--RATIFIED 4/7/93

SIERRA LEONE--RATIFIED 9/30/04

SINGAPORE--RATIFIED 5/21/97

SLOVAKIA--RATIFIED 10/27/95

SLOVENIA--RATIFIED 6/11/97

SOLOMON ISLANDS--ACCEDED 9/23/04

SOUTH AFRICA--RATIFIED 9/13/95

SPAIN--RATIFIED 8/3/94

SRI LANKA--RATIFIED 8/19/94

SUDAN--ACCEDED 5/24/99

SURINAM--RATIFIED 4/28/97

SWAZILAND--RATIFIED 11/20/96

SWEDEN--RATIFIED 6/17/93

SWITZERLAND--RATIFIED 3/10/95

TAJIKISTAN--RATIFIED 1/11/95

TANZANIA--RATIFIED 6/25/98

THAILAND--RATIFIED 12/10/02

TIMOR LESTE--ACCEDED 5/7/03

TOGO--RATIFIED 4/23/97

TONGA--ACCEDED 6/23/03

TRINIDAD & TOBAGO--ACCEDED 6/24/97

TUNISIA--RATIFIED 4/15/97

TURKEY--RATIFIED 5/12/97

TURKMENISTAN--RATIFIED 9/29/94

TUVALU--ACCEDED 1/19/04

UGANDA--RATIFIED 11/30/01

UKRAINE--RATIFIED 10/16/98

UNITED ARAB EMIRATES--RATIFIED 11/28/00

UNITED KINGDOM--RATIFIED 5/13/96

UNITED STATES OF AMERICA--RATIFIED 4/25/97

URUGUAY--RATIFIED 10/6/94

UZBEKISTAN--RATIFIED 7/23/96

VANUATU -- ACCEDED 9/16/05

VENEZUELA--RATIFIED 12/3/97

VIETNAM--RATIFIED 9/30/98

YEMEN--RATIFIED 10/2/00

ZAMBIA--RATIFIED 2/9/01

ZIMBABWE--RATIFIED 4/25/97