| GRB/2019/5 | UN R30: Proposal for amendments | |
| GRB-69-11/Rev.1 | UN R30: Supporting material for document GRB/2019/5 | |
| GRB-69-12 | UN R30 and R64: EMT-ETRTO answer to Contracting Party question from GRB 68th session | |
| GRB-68-14 | ETRTO proposals for amendments to UN Regulations Nos. 30 and 64 on Extended Mobility Tyres | |
| GRVA/2018/6 | UN R30: Proposal for a Supplement | |
| GRVA/2018/7 | UN R64: Proposal for a Supplement |