Revision 2 (2011)
Revision 2 | Corrigendum 1 (2012)
Revision 2 | Corrigendum 2 (2023)
Revision 2 | Amendment 1 (2012)
Revision 2 | Amendment 2 (2014)
Revision 2 | Amendment 3 (2017)
Revision 2 | Amendment 4 (2021)
Revision 2 | Amendment 5 (2023)
Earlier texts may be available through the UN Official Document System.