Revision 2 (2025) |
Revision 2 | Amendment 1 (2024) |
Revision 2 | Amendment 2 (2024) |
Revision 1 (2016) |
Revision 1 | Amendment 1 (2017) |
Revision 1 | Amendment 2 (2020) |
Revision 1 | Amendment 3 (2022) |
Revision 1 | Amendment 4 (2023) |
Revision 1 | Amendment 5 (2024) |
UN R135 (2015) |
Amendment 1 (2016) |
Amendment 2 (2020) |
Amendment 3 (2024) |
Earlier texts may be available through the UN Official Document System. |