UN Regulation 13-H brake homologation 2026: what manufacturers and suppliers must do

Key data

Passenger car manufacturers wishing to sell in Europe face a new technical barrier to overcome. The UN Regulation No. 13-H, published in the Official Journal of the European Union on 13 April 2026 with reference CELEX:42026X0502, establishes uniform homologation requirements for braking of passenger vehicles and imposes direct changes to the certification processes of the entire automotive supply chain.

This is not a technical recommendation. National homologation authorities are obliged to apply these criteria in new model approval procedures. A vehicle that does not meet the requirements will not obtain type approval and therefore cannot be marketed in the European market.

What does this regulation establish?

Regulation No. 13-H establishes a harmonized technical framework at international level for the homologation of passenger cars with regard to braking. Its incorporation into European law through publication in the OJEU makes it a mandatory reference for all actors in the sector in the European Union.

The three technical pillars it regulates are:

Manufacturers must adapt their type approval and homologation certification processes to comply with these standards. This involves reviewing both the design of the systems and the technical documentation submitted to the competent authorities.

Economic and operational impact

The impact of this regulation is not limited to vehicle manufacturers. It affects the entire value chain of the automotive sector, with operational and economic consequences at several levels:

• Review of type approval processes: Manufacturers must audit their current certification procedures and adapt them to the new technical requirements before submitting new models for approval.
• Supply chain adaptation: Brake component suppliers must ensure that their products comply with the new performance, testing and marking standards. A non-compliant component blocks the approval of the entire vehicle.
• Cost of testing and certification: Conducting new technical tests in accordance with the regulation entails direct costs for laboratories, development time and technical documentation.
• Commercial blocking risk: Non-compliance prevents the marketing of vehicles in the European market, with the resulting impact on revenue and market share.
• Homologation authorities: Must update their internal evaluation procedures to apply the new criteria in all new model approval files.

The regulation does not specify penalty amounts in the available publication, but the direct consequence of non-compliance—the inability to market vehicles in Europe—represents the greatest economic risk for the affected parties.

Who does it affect?

• Vehicle manufacturers (OEM): Any manufacturer wishing to approve and market passenger cars in the European market must comply with the new technical braking standards.
• Brake system suppliers (Tier 1 and Tier 2): Companies that supply complete brake systems, components (discs, pads, pumps, ABS/ESC modules) or subassemblies to vehicle manufacturers.
• National homologation authorities: Bodies in each Member State responsible for vehicle type approval procedures, which must apply the new criteria of the regulation.
• Testing laboratories and technical entities: Technical bodies that carry out homologation tests and must adapt their methodologies to the test procedures established in the regulation.
• Vehicle importers and distributors: Companies that market passenger cars manufactured outside the EU in Europe, which must verify that imported vehicles comply with the required homologation.

Practical example

A passenger car manufacturer based in Spain that is developing a new model planned for launch in 2027 must already begin the adaptation process. Before submitting the type approval file to the competent national authority, it must verify that its braking system passes the performance tests established in Regulation No. 13-H, that the test procedures followed are those required by the standard, and that the marking of the components complies with identification requirements.

If any of its brake suppliers has not updated its components to the new standards, the manufacturer will not be able to obtain type approval for the vehicle. This means that the model cannot be legally sold in any EU country until the non-compliance is remedied, with the resulting delay in commercial launch and associated costs.

The same risk applies to a European importer of passenger cars manufactured in third countries: if the vehicle has not been approved in accordance with Regulation 13-H, it cannot be put into circulation in the European market.

What should companies do now?

1. Review current homologation status: Identify which vehicle models or platforms are in development phase or about to be submitted for approval and assess whether their braking systems comply with the requirements of Regulation No. 13-H.
2. Audit the brake supply chain: Contact brake system and component suppliers to confirm that their products comply with the new performance, testing and marking standards. Request updated technical documentation.
3. Update internal certification procedures: Review and adapt technical documentation processes and type approval files to incorporate the requirements of the new regulation.
4. Coordinate with testing laboratories: Confirm that the technical bodies you work with have adapted their testing methodologies to the procedures established in Regulation 13-H.
5. Monitor the entry into force date: The mandatory application date has not been specified in the available publication. It is essential to consult the official source and monitor possible implementing acts or communications from national homologation authorities.
6. Consult with the national homologation authority: Request guidance on how the new criteria will be applied in new model approval procedures and on what timelines.