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 in Force? H11, H8, H16 and HB4 Explained
Compare the H11, H8, H16 and HB4 LED replacement category routes and learn why adopted category status is not the same as approval of a commercial bulb.
What Is H11 LEDr and What Does ECE R37 Approval Mean?
What H11 LEDr means, how UN R37 type approval works, what Configuration-2 covers and how to verify a real approved H11 LED replacement product.
What Is ECE R37 LEDr? How R37, R.E.5 and Product Approval Fit Together
Understand the relationship between UN R37, R.E.5 LED replacement category specifications and exact product type approval, with a verified H11 example.
Is an LED Retrofit Bulb Street Legal? A Practical Approval Guide
Use a practical decision path to check whether an LED retrofit bulb has the right product approval, application scope and market basis for a road-use claim.
How to Source LEDr Bulbs: A Buyer Checklist for Brands, Importers and Distributors
A practical LEDr sourcing checklist for brands, importers and distributors: verify category status, exact product approval, markings, application scope, test evidence, production control and market claims before ordering.
H7 and H4 LEDr: Harmonized UNECE Categories vs National Approval Routes
Understand why H7 and H4 LED retrofit products can be legal under national or application-specific approvals without having adopted harmonized Group 5 LED replacement category sheets under R.E.5.
What Is an H7 LEDr Positive List and Why Does It Matter?
Learn how H7 LED retrofit positive lists define approved vehicle, headlamp and accessory combinations, and why physical fitment alone does not establish road-use approval.
H9, H10, HB3 and HIR2 LEDr: 2026 GRE Submission Plan and 2027 Outlook
Track the 2026 GRE submission plan and 2027 outlook for H9, H10, HB3 and HIR2 LED replacement categories, with a clear distinction between planned submission, formal adoption and product approval.