Uniform provisions concerning the approval of Heavy Duty Dual-Fuel Engine Retrofit Systems (HDDF-ERS) to be installed on heavy duty diesel engines and vehicles
| Regulation Texts: | Revisions and Amendments | Series of Amendments and Supplements |
|
UN R143 | Original text
(2017)
|
0 | |||
|
UN R143 | Original text | Supplement 1
(2018)
|
0 | 1 |