| Revision 3 (2014) |
| Revision 3 | Corrigendum 1 (2015) |
| Revision 3 | Amendment 1 (2015) |
| Revision 3 | Amendment 2 (2016) |
| Revision 3 | Amendment 3 (2017) |
| Revision 3 | Amendment 4 (2017) |
| Revision 3 | Amendment 5 (2019) |
| Revision 2-Amendment 3 (2012) |
| Revision 2-Amendment 4 (2013) |
| Revision 2-Amendment 2 (2011) |
| Revision 2-Amendment 1 (2010) |
| Revision 2 (2009) |
| Earlier texts may be available through the UN Official Document System. |