SLR-76 session documents are available on the SLR website. Actions include: correcting errors in UN R150 for submission to GRE-94; preparing Stage 2/Step 2 baseline documents for UN R48, R53, R74, and R86; finalizing simplification of paragraphs 6.×.4 and 6.×.5; discussing apparent surface methodology; approving technological neutrality amendments to UN R48 and R149; collecting literature on rear direction indicator visibility; and reviewing harmonization requirements. SLR-77 meeting scheduled April 15-17, 2026 in Brussels.
Proposal to address inconsistency between UN R51 noise limits and AVAS sound levels under UN R138.
Report on the status of work to update the ISO standard “Acoustics — Measurement of sound emitted by road vehicles of category M and N at standstill and low speed operation — Engineering method”.
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