The fifth Conference to promote the Comprehensive Nuclear-Test-Ban-Treaty (CTBT) concluded on 18 September 2007 with urgent calls to hold-out States to sign and ratify the Treaty. Representatives of 106 States, including two non-signatory States, participated in the two-day Conference. more

Updates archive

Conference Material

  1. Final Declaration and measures
    to promote the Entry Into Force
    of the Comprehensive
    Nuclear-Test-Ban Treaty (PDF)
  2. List of participants
    at the Conference (PDF)
  3. Report of the Conference
    including Final Declaration (PDF)
    Arabic | Chinese | French
    Russian | Spanish
  4. Adopted Rules of Procedure (PDF)
    Arabic | Chinese | French
    Russian | Spanish
  5. Provisional Agenda (PDF)
    Arabic | Chinese | French
    Russian | Spanish
  6. Official Background paper (PDF)
    Arabic | Chinese | French
    Russian | Spanish
  7. Information for participants
    at the Conference (Rev.1) (PDF)
  8. Activities undertaken by signatory
    and ratifying states under
    measure (k) ... (PDF)
  9. Credentials of representatives (PDF)

NGO-related documents

  1. NGO Statement,
    18 September 2007 (PDF)
  2. Information for participants
    at the Conference (PDF)
  3. Reminder, 5 September 2007 (PDF)
  4. NGO registration form (Word)

Press Center

21 September 2007
Press clippings

18 September 2007
Ratifiers and States Signatories urge
outstanding States to sign and ratify
the Comprehensive Nuclear-Test-Ban Treaty

18 September 2007
Foreign Ministers of Austria and Costa Rica
call for US leadership in CTBT ratification process

17 September 2007
CTBT moves world closer to being free
of nuclear weapons, says UN Secretary-General

Press center archive


Monday, 17 September 2007
Afternoon Session 15:00  more

Tuesday, 18 September 2007
Morning Session 10:00  more
Afternoon Session 15:00  more

In alphabetical order by state

Side events held during the Conference

  1. Monday, 17 September 2007
    Hosted by the Government of Austria. All participants invited.
    Time and place: 13:30 - 15:00, Dachfoyer, Hofburg Congress Center
  2. Monday - Tuesday, 17-18 September 2007
    PTS Exhibition:
    "Verifying the Comprehensive Nuclear Test Ban"
    Experts from the CTBTO's technical divisions will demonstrate how a seismic station works, how data is processed, and how an on-site inspection is conducted. The 2007 re-release of the CTBTO Movie "CTBT: For a Safer and More Secure World", which includes CTBTO findings with regards to the announced nuclear test by the Democratic People's Republic of Korea in October 2006, will also be shown in the exhibition area.
    Time and Place: all day, Dachfoyer, Hofburg Congress Center
  3. Tuesday, 18 September 2007
    VERTIC and ACA Seminar

    "The CTBT Achievements, challenges and opportunities"
    The Verification Research, Training and Information Centre (VERTIC) and the Arms Control Association (ACA) will be holding a seminar on political and verification challenges and opportunities for the Treaty and its verification system. A light luncheon will be served.
    Time and place:
    13:00 - 15:00, Kleiner Redoutensaal, Hofburg Congress Center