Saint Kitts and Nevis signed the Mine Ban Treaty on 3 December 1997 and ratified it on 2 December 1998, becoming a State Party on 1 June 1999. Saint Kitts and Nevis has never used, produced, exported, or imported antipersonnel mines, including for training purposes. It has not enacted new legislation specifically to implement the Mine Ban Treaty. Saint Kitts and Nevis submitted its initial Mine Ban Treaty Article 7 report on 27 November 1999, which covered 1 March to 27 November 1999, but has not submitted subsequent annual reports.

Saint Kitts and Nevis did not attend any Mine Ban Treaty meetings in 2010 or the first half of 2011.  It is not party to the Convention on Conventional Weapons.