| UN R128 (2013) |
| Amendment 1 (2013) |
| Amendment 2 (2014) |
| Amendment 3 (2015) |
| Amendment 4 (2015) |
| Amendment 5 (2016) |
| Amendment 6 (2017) |
| Amendment 7 (2018) |
| Amendment 7 | Corrigendum 1 (2023) |
| Amendment 8 (2019) |
| Amendment 9 (2019) |
| Amendment 10 (2020) |
| Amendment 11 (2022) |
| Amendment 12 (2024) |
| Earlier texts may be available through the UN Official Document System. |