Status of the Treaty of Tlatelolco
The Treaty for the Prohibition of Nuclear Weapons in Latin America and the Caribbean (Treaty of Tlatelolco) was opened for signature on February 14, 1967 in Mexico City.
State | Signature | RA / AD / AC / AP / SE* | Entry into force (Art. 29) | |
| Antigua and Barbuda | October 11 1983 | 11 Oct 1983 RA | Oct 11, 1983 (Waiver) | |
| Argentina | 27 Sept 1967 | 18 Jan 1994 RA | 18 Jan 1994 (Waiver) | |
| Bahamas | November 29 1976 | 26 Apr 1977 RA | Apr 26, 1977 (Waiver) | |
| Barbados | October 18 1968 | 25 Apr 1969 RA | Apr 25, 1969 (Waiver) | |
| Belize | Feb 14 1992 | Nov 9, 1994 RA | Nov 9, 1994 (Waiver) | |
| Bolivia | Feb 14 1967 | 18 Feb 1969 RA | Feb 18, 1969 (Waiver) | |
| Brazil | 9 May 1967 | 29 Jan 1968 RA | May 30, 1994 (Waiver) | |
| Chile | Feb 14 1967 | 9 Oct 1974 RA | 18 Jan 1994 (Waiver) | |
| Colombia | Feb 14 1967 | 4 Aug 1972 RA | 6 Sep 1972 (Waiver) | |
| Costa Rica | Feb 14 1967 | 25 Aug 1969 RA | Aug 25, 1969 (Waiver) | |
| Cuba | March 25 1995 | 23 Oct 2002 RA | Oct 23, 2002 (Waiver) | |
| Dominica | 2 May 1989 | June 4, 1993 RA | Aug 25, 1993 (Waiver) | |
| Dominican Republic | Jul 28 1967 | June 14, 1968 RA | June 14, 1968 (Waiver) | |
| Ecuador | Feb 14 1967 | 14 Feb 1969 RA | Feb 14, 1969 (Waiver) | |
| El Salvador | Feb 14 1967 | 22 Apr 1968 RA | Apr 22, 1968 (Waiver) | |
| Grenada | Apr 29 1975 | June 20, 1975 RA | June 20, 1975 (Waiver) | |
| Guatemala | Feb 14 1967 | 6 Feb 1970 RA | Feb 6, 1970 (Waiver) | |
| Guyana | January 16, 1995 | 16 Jan 1995 RA | May 17, 1997 (Waiver) | |
| Haiti | Feb 14 1967 | 23 May 1969 RA | May 23, 1969 (Waiver) | |
| Honduras | Feb 14 1967 | 23 Sept 1968 RA | 23 Sept 1968 (Waiver) | |
| Jamaica | October 26 1967 | June 26, 1969 RA | June 26, 1969 (Waiver) | |
| Mexico | Feb 14 1967 | 20 Sept 1967 RA | 20 Sept 1967 (Waiver) | |
| Nicaragua | Feb 15 1967 | 24 Oct 1968 RA | Oct 24, 1968 (Waiver) | |
| Panama | Feb 14 1967 | June 11, 1971 RA | June 11, 1971 (Waiver) | |
| Paraguay | Apr 26 1967 | March 19, 1969 RA | Mar 19, 1969 (Waiver) | |
| Peru | Feb 14 1967 | March 4, 1969 RA | Mar 4, 1969 (Waiver) | |
| Saint Christopher and Nevis | Feb 18 1994 | 18 Apr 1995 RA | Feb 14, 1997 (Waiver) | |
| Saint Lucia | Aug 25 1992 | June 2, 1995 RA | June 2, 1995 (Waiver) | |
| Saint Vincent and the Grenadines | Feb 14 1992 | 14 Feb 1992 RA | May 11, 1992 (Waiver) | |
| Suriname | Feb 13 1976 | June 10, 1977 RA | June 10, 1977 (Waiver) | |
| Trinidad and Tobago | 27 June 1967 | 3 Dec 1970 RA | June 27, 1975 (Waiver) | |
| Uruguay | 14 Feb1967 | 20 Aug 1968 RA | Aug 20, 1968 (Waiver) | |
| Venezuela | Feb 14 1967 | March 23, 1970 RA | Mar 23, 1970 (Waiver) | |
* RA: Ratification. | ||||