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| 3. | UN Regulation No. 51 (Noise of M and N categories of vehicles) |
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| 5. | |
| 5. (a) | UN Regulation No. 30 (Tyres for passenger cars and their trailers) |
| 5. (b) | |
| 5. (c) | UN Regulation No. 109 (Retreaded tyres for commercial vehicles and their trailers) |
| 5. (d) | UN Regulation No. 117 (Tyre rolling resistance, rolling noise and wet grip) |
| 6. | Draft UN Regulation on reversing alarm |
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| 14. |