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RegsUP regulatory reference
UN ECE R48 — Lighting and Light-Signalling Installation · 09/S3
Connect lighting-device choices with vehicle installation
Launch price valid through 31 December 2026, 23:59 Istanbul time (UTC+3). From 1 January 2027, the regular price is EUR 94.40.
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UN ECE R48
Put this regulation into context.
UN ECE R48: Lighting approval also depends on how devices are positioned, seen and operated on the vehicle. This R48 edition brings installation and function-specific provisions together for lighting integration engineers and homologation teams.
What you can review
- Lighting installation
- Geometric visibility
- Function-specific specifications
Recommended for: vehicle lighting integration engineers and homologation teams.
Why choose the RegsUP edition?
Work with the regulatory text and the dated RegsUP explanations in the same document. You can consult the provisions, read the included commentary and keep a clearly identified edition in your project records. The scope below shows exactly which publication you are buying.
- Regulatory text: The UN R48 document identified in the edition details below.
- Approval and transition guidance: RegsUP explanations dated 11 October 2026, providing context for the approval questions addressed in this file.
- Manufacturer questions and answers: Practical scenarios with the conditions behind each answer, supporting more informed technical discussions.
- Supporting source extracts: Referenced passages alongside the guidance, helping you follow the basis of the explanation.
Edition and file details
- Regulation
- UN R48
- Regulatory edition
- 09 series · Supplement 3
- Document version date
- Not specified in this edition
- RegsUP guidance date
- 11 October 2026
- Regulatory text language
- English
- RegsUP guidance language
- English
- Format and length
- Digital PDF · 187 pages, including RegsUP content
- File size
- 3.45 MB
- Product reference
- RU-UN-R48-S09-SUP3-EN-963CE6C8
Before you buy
Does R48 replace the lamp-device regulations?
R48 concerns installation on the vehicle. R148, R149 and R150 concern light-signalling, road-illumination and retro-reflective devices respectively. A vehicle installation review and a device review address different questions.
What does this purchase include?
You receive the fixed PDF edition described on this page, personalised for your order. Your download is delivered after payment confirmation and release of the order. Check the stated edition and document language to choose the right reference for your project.
Does this purchase include future updates or a platform subscription?
This is a one-off PDF purchase. It gives you the edition identified here; later editions, continuous monitoring and platform membership are purchased separately.
Is the PDF translated when I change the store language?
No. The store description is available in several languages, but the PDF remains in the document language stated below.
How should this publication be used?
Use this RegsUP publication to support engineering research and approval preparation. It is an editorial reference, not an official publication or an approval certificate. Apply the relevant official provisions and transition conditions when making conformity decisions.
Need to follow changes throughout the year?
If you work with regulations regularly, explore the RegsUP platform for regulatory and emissions calendars, change comparisons, approval and transition dates, and expert and manufacturer Q&A. Choose a subscription that fits your work; platform access and services are separate from this PDF.
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