International Campaign to Ban Landmines (ICBL)
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Mine Ban Treaty

States Parties 156
States Not Party 39

Convention on Cluster Munitions

Signatories 104
Non-Signatories 91

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Costa Rica

Mine Ban Treaty position:
State Party
Signature date:
Wednesday 03 December 1997
Ratification/accession date:
Wednesday 17 March 1999
Mine Ban Treaty entry into force:
Wednesday 01 September 1999
Mine Ban Treaty four year stockpile destruction deadline:
Monday 01 September 2003
Mine Ban Treaty ten year mine clearance deadline:
Tuesday 01 September 2009
Original CCW signature date:
Ratification:Thursday 17 December 1998
Revised CCW ratification date:
Thursday 17 December 1998