GRBP will continue the exchange of views on developing national or regional legislation and international requirements on noise levels.
| GRBP-73-23 | Study on sound level limits of M- and N-category vehicles | |
| GRBP-73-26 | Technical support for the impact assessment on Euro 5 step of L-category sound emissions level limits | |
| GRBP-73-26 | Technical support for the impact assessment on Euro 5 step of L-category sound emissions level limits | |
| GRBP-73-26 | Technical support for the impact assessment on Euro 5 step of L-category sound emissions level limits |