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UN R131 | Revision 1 | Amendment 3 (2023)
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22 Dec 2023 |
01 series of amendments | Supplement 3
Based upon the adopted proposal:
WP.29/2023/11
Proposal to increase the potential speed reduction during the collision warning phase and clarify the interpretation of “engine start/run cycle”. |
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UN R131 | Revision 2 | Amendment 1 (2023)
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5 Dec 2023 |
02 series of amendments | Supplement 1
Based upon the adopted proposal:
WP.29/2023/12
Proposal to align provisions with corresponding provisions of UN R152 and to clarify the interpretation of the provisions on system robustness when applied to heavy duty vehicles. |