LEDr briefings for retrofit sourcing and compliance decisions.
Clear status notes for product managers, compliance teams, buyers, factories and manufacturers tracking ECE R37 LED retrofit categories.
Useful starting points for product evidence, packaging and sourcing review.
Worth monitoring before committing to stronger market claims.
High-demand categories that need careful national-approval wording.
The exact part number, application and market still decide road-use claims.
Start with status, then ask for evidence.
The pages below are written to help teams avoid vague “street legal LED” claims and turn regulation updates into practical sourcing questions.
- Check whether the category is in force, in review or still waiting.
- Ask the supplier for exact approval evidence and application limits.
- Keep country-specific claims separate from universal category language.
Featured briefing and knowledge hubs
H7 LEDr Knowledge Hub: Approval Status, Positive Lists and Buyer Checks
A practical hub for understanding why H7 LED retrofit approval is difficult, how positive-list routes work, and what buyers or manufacturers should verify before making road-use claims.
ECE R37 LEDr Status in 2026: H11, H7, H4 and the Next Retrofit Categories
A source-led status guide separating in-force category specifications, national approval routes, pipeline work and the evidence required for an exact product claim.
What LEDr Bulb Categories Are Legal Now? H11, H8, H16 and HB4 Explained
A comparison of four in-force LED replacement category specifications, with practical checks for product type approval, application scope and market recognition.
What Is H11 LEDr and What Does ECE R37 Approval Mean?
An H11-specific guide to category history, Configuration-2, approval communications, product markings, physical sample checks and market-safe wording.