| GRB-62-11 | Proposal for amendments to the 02 series of amendments to Regulation 117 | |
| GRB-62-11/Add.1 | Proposal for amendments to the 02 series of amendments to Regulation 117 (presentation) | |
| GRB-64-08 | Subjects for future consideration by the Working Party on Noise | |
| GRB-64-10 | Japan remarks on the list of subjects for future consideration by the Working Party on Noise |