ISO/TC 31/SC 4
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 55388 | ISO 15222:2011 | Truck and bus tyres — Method for measuring relative wet grip performance — Loaded new tyres | Atcelts |
| 73865 | ISO 4209-2:2020 | Truck and bus tyres and rims (metric series) — Part 2: Rims | Standarts spēkā |
| 87353 | ISO 10454:2025 | Truck and bus tyres — Verifying tyre capabilities — Laboratory test methods | Standarts spēkā |
| 92991 | ISO/CD 4209-1 | Truck and bus tyres and rims (metric series) — Part 1: Tyres | Izstrādē |
| 94158 | ISO/AWI 4209-2 | Truck and bus tyres and rims (metric series) — Part 2: Rims | Izstrādē |
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