List of parties to the Ottawa Treaty


This is a list of states that have signed and ratified or acceded to the Ottawa Treaty. The treaty, which outlaws anti-personnel mines, was opened for signature on December 3, 1997. Canada, Ireland, and Mauritius became the first states to ratify the treaty that same day. The treaty came into force and closed for signature on March 1, 1999 with the ratification by 40 states. Since then, states that did not sign the treaty can now only accede to it. Currently, 164 states have ratified or acceded to the treaty, and one state had signed the treaty but not ratified it.

Ratified or acceded states

States that have signed but not ratified

Non-signatory states