The CTBT bans all nuclear explosions anywhere on Earth whether for military or peaceful purposes.

Adopted: 10 September 1996

Entered into force: not yet in force

Ratifications: 170 (see table below).

Signatures: 185 (all of which are members of the "Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization" in Vienna, Austria)

Annex 2 states that have signed and ratified the Treaty: 36 (44 states required) (not ratified: China (People's Republic of), Democratic People's Republic of Korea, Egypt, India, Iran, Israel, Pakistan and the United States.)

The text of the CTBT is available here.

The text of the CTBT is also reproduced in Nuclear Law Bulletin No. 58.

The current status of the CTBT is available here.

The following articles related to the CTBT were published in the Nuclear Law Bulletin:

• Comprehensive Ban on Nuclear Tests, by J. Bourgois (NLB 59, p. 7).
• The Comprehensive Nuclear Test Ban Treaty – Eight Years After the Opening of the Treaty for Signature: What is the Situation?, by G. Le Goff and D. Rousseau (NLB 74, p. 9).

* Country with at least one nuclear power plant in operation.