Niue

Anti-Personnel Mine Ban Convention
Signature (UN) 3 December 1997  
Deposit of instruments of ratification (UN) 15 April 1998  
Biological Weapons Convention
Deposit of instruments of accession (Washington) 14 June 2018  
Chemical Weapons Convention
Deposit of instruments of accession (UN) 21 April 2005  
Comprehensive Nuclear-Test-Ban Treaty
Signature (UN) 9 April 2012  
Deposit of instruments of ratification (UN) 4 March 2014  
South Pacific Nuclear Free Zone Treaty
Signature (PIFS) 6 August 1985  
Deposit of instruments of ratification (PIFS) 12 May 1986