Starting in July 2026, the country will have some of the world's strictest EV battery safety and testing requirements.

Underwriters Laboratories (UL) says the fifth edition of its ANSI/CAN/UL 9540A standard addresses technology such as sodium-ion batteries and new use-cases including rooftop installations.

UL said its latest edition of UL 9540A was updated to include a clearer criteria for cell-to-cell propagation, high-temperature test methods for various battery chemistries and testing protocols for ...