Footnotes:
1 Only Art 12 of the first OP to the CCPR contains a similar denunciation clause; the Covenant itself can only be terminated in accordance with the general rules of international law or Arts 54–72 VCLT. See Manfred Nowak, UN Covenant on Civil and Political Rights: CCPR-Commentary (2nd rev edn, NP Engel 2005) XXXVI, 905ff.
2 Draft Optional Protocol to the Convention against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment submitted by Costa Rica (1980) UN Doc E/CN.4/1409.
3 Letter dated 15 January 1991 from the Permanent Representative of Costa Rica to the United Nations at Geneva addressed to the Under-Secretary-General for Human Rights (1991) UN Doc E/CN.4/1991/66.
4 Report of the Working Group on the Draft Optional Protocol to the Convention Against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment on its Fourth Session (1996) UN Doc E/CN.4/1996/28, Annex I. See also Report of the Working Group on the Draft Optional Protocol to the Convention against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment (1993) UN Doc E/CN.4/1994/25, Annex.
5 Report of the Working Group on the Draft Optional Protocol to the Convention against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment on its Eighth Session (1999) UN Doc E/CN.4/2000/58, Annex II. Later drafts contain similar or identical provisions: see Art 27 of the Mexican Draft of 13 February 2001 (E/CN.4/2001/WG.11/CRP.1); Art 22 of the EU Draft of 22 February 2001 (E/CN.4/2001/WG.11/CRP.2); Art 13 of the US Draft of 16 January 2001 (E/CN.4/2002/78); Art 33 of the Proposal of the Chairperson-Rapporteur of 17 January 2002 (E/CN.4/2002/CRP.1).
6 Report of the Working Group on a Draft Optional Protocol to the Convention against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment (1992) UN Doc E/CN.4/1993/28, para 113.
7 E/CN.4/1996/28 (n 4) para 122.
8 Report of the Working Group on the Draft Optional Protocol to the Convention against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment (1997) UN Doc E/CN.4/1998/42, paras 115ff.
9 E/CN.4/2001/WG.11/CRP.1.
10 E/CN.4/2001/WG.11/CRP.2.
11 E/CN.4/2002/78 (n 5) Annex II E.