| GRB-67-08 | UN R117: Assessment of the Netherlands proposal | |
| GRB-67-18 | UN R117: Response to the ETRTO comments on the proposal for stricter tyre noise limits | |
| GRB-66-03 | Proposal for amendments to the 02 series of amendments to Regulation No. 117 | |
| GRB-67-08 | UN R117: Assessment of the Netherlands proposal |