| UN R24: Revision 2 (1986) |
| UN R24: Revision 2-Amendment 1 (2001) |
| UN R24: Revision 2-Amendment 2 (2005) |
| UN R24: Revision 2-Amendment 3 (2007) |
| Revision 2 | Amendment 4 (2019) |
| Revision 2 | Amendment 5 (2020) |
| Revision 2 | Amendment 6 (2022) |
| Revision 2 | Amendment 7 (2022) |
| Revision 2 | Amendment 8 (2023) |
| Revision 2 | Amendment 9 (2023) |
| Revision 2 | Amendment 10 (2024) |
| Revision 2 | Amendment 11 (2024) |
| Earlier texts may be available through the UN Official Document System. |