| UN R45: Revision 2-Amendment 1 (2013) |
| UN R45: Revision 2-Amendment 2 (2013) |
| UN R45: Revision 2-Amendment 3 (2015) |
| Revision 2 | Amendment 4 (2017) |
| Revision 2 | Amendment 5 (2017) |
| Revision 2 | Amendment 6 (2022) |
| Revision 2 | Amendment 7 (2024) |
| UN R45: Revision 2 (2010) |
| Earlier texts may be available through the UN Official Document System. |