| Revision 1 (2024) |
| Revision 1 | Amendment 1 (2022) |
| Revision 1 | Amendment 2 (2024) |
| Revision 1 | Amendment 3 (2024) |
| UN R134 (2015) |
| Corrigendum 1 (2025) |
| Amendment 1 (2016) |
| Amendment 2 (2017) |
| Amendment 3 (2018) |
| Amendment 4 (2022) |
| Amendment 5 (2022) |
| Amendment 6 (2024) |
| Earlier texts may be available through the UN Official Document System. |