India, April 30 -- Nearly all new passenger cars and trucks sold in the United States will be required to have automatic emergency braking systems by September 2029, the National Highway Traffic Safety Administration (NHTSA) said on Monday, saying that the rule will save at least 360 lives annually and prevent at least 24,000 injuries. The new rule comes as traffic deaths have spiked following the COVID-19 lockdowns.

Congress directed the NHTSA in the 2021 infrastructure law to create a rule to establish minimum performance standards for automatic emergency braking (AEB) systems, which use sensors like cameras and radar to detect when a vehicle is close to crashing and then automatically applies brakes if the driver has not done so.

The...