Ireland

1925 Geneva Protocol
Deposit of instruments of accession (Paris) 18 August 1930 *
Anti-Personnel Mine Ban Convention
Signature (UN) 3 December 1997  
Deposit of instruments of ratification (UN) 3 December 1997  
Arms Trade Treaty
Signature (UN) 3 June 2013  
Deposit of instruments of ratification (UN) 2 April 2014  
Biological Weapons Convention
Signature (London) 10 April 1972  
Signature (Washington) 10 April 1972 *
Deposit of instruments of ratification (London) 27 October 1972 *
Deposit of instruments of ratification (Washington) 27 October 1972  
Chemical Weapons Convention
Signature (UN) 14 January 1993  
Deposit of instruments of ratification (UN) 24 June 1996 *
Comprehensive Nuclear-Test-Ban Treaty
Signature (UN) 24 September 1996  
Deposit of instruments of ratification (UN) 15 July 1999  
Convention on Certain Conventional Weapons
Signature (UN) 10 April 1981  
Deposit of instruments of ratification (UN) 13 March 1995 *
Deposit of instruments of acceptance to Amendment to the Convention on Certain Conventional Weapons (UN) 8 November 2006  
Consent to be bound to Protocol IV on Blinding Laser Weapons (UN) 27 March 1997 *
Consent to be bound to Protocol II to the Convention on Certain Conventional Weapons (UN) 13 March 1995  
Consent to be bound to Protocol V on Explosive Remnants of War (UN) 8 November 2006  
Consent to be bound to Amended Protocol II on the Use of Mines, Booby-Traps and Other Devices (UN) 27 March 1997 *
Consent to be bound to Protocol III to the Convention on Certain Conventional Weapons (UN) 13 March 1995  
Consent to be bound to Protocol I to the Convention on Certain Conventional Weapons (UN) 13 March 1995  
Convention on Cluster Munitions
Signature (UN) 3 December 2008  
Deposit of instruments of ratification (UN) 3 December 2008  
Convention on Environmental Modification Techniques (ENMOD)
Signature (UN) 18 May 1977  
Deposit of instruments of ratification (UN) 16 December 1982  
International Convention for the Suppression of Acts of Nuclear Terrorism
Signature (UN) 15 September 2005  
Outer Space Treaty
Signature (London) 27 January 1967  
Signature (Washington) 27 January 1967  
Deposit of instruments of ratification (London) 19 July 1968  
Deposit of instruments of ratification (Washington) 17 July 1968  
Partial Test Ban Treaty
Signature (London) 8 August 1963  
Signature (Moscow) 8 August 1963  
Signature (Washington) 8 August 1963  
Deposit of instruments of ratification (London) 18 December 1963  
Deposit of instruments of ratification (Moscow) 20 December 1963  
Deposit of instruments of ratification (Washington) 18 December 1963  
Sea-Bed Treaty
Signature (London) 11 February 1971  
Signature (Washington) 11 February 1971  
Deposit of instruments of ratification (London) 19 August 1971  
Deposit of instruments of ratification (Washington) 19 August 1971  
Treaty on the Non-Proliferation of Nuclear Weapons (NPT)
Signature (Moscow) 1 July 1968  
Signature (London) 4 July 1968  
Signature (Washington) 1 July 1968  
Deposit of instruments of ratification (London) 4 July 1968  
Deposit of instruments of ratification (Washington) 1 July 1968  
Deposit of instruments of ratification (Moscow) 2 July 1968  
Treaty on the Prohibition of Nuclear Weapons
Signature (UN) 20 September 2017