By October 15, 2018, the following (40) States were parties to this Treaty:

  • Albania
  • Armenia
  • Australia
  • Bahrain
  • Belarus
  • Bosnia and Herzegovina
  • Croatia
  • Denmark
  • Estonia
  • Finland
  • France
  • Hungary
  • Ireland
  • Japan
  • Kazakhstan
  • Korea (North)
  • Kyrgyzstan
  • Latvia
  • Liberia
  • Liechtenstein
  • Lithuania
  • Macedonia
  • Moldova
  • Montenegro
  • Netherlands
  • Nigeria
  • Oman
  • Romania
  • Russian Federation
  • Saudi Arabia
  • Serbia
  • Slovakia
  • Slovenia
  • Spain
  • Sweden
  • Switzerland
  • Ukraine
  • United Kingdom
  • United States of America
  • Uzbekistan.