Latest in Safety and Regulation

About Safety and Regulation

Every car on the road is a negotiation between engineers, lawmakers and physics. Long before a new model reaches a showroom, it has been shaped by crash standards, emissions targets, fuel-economy formulas, lighting rules and, lately, trade policy. Those rules rarely make the evening news until something goes wrong, yet they decide how big the bumpers are, whether a V8 survives another generation and how much a family pays for its next crossover. This section follows the people and agencies writing that rulebook and the companies pushing back against it.

The modern era began in the mid-1960s, when Ralph Nader's Unsafe at Any Speed made car safety a political issue and Washington answered with federal standards and, in 1970, the National Highway Traffic Safety Administration. Seat belts, then airbags, then electronic stability control moved from options to mandates, and road deaths per mile fell dramatically over the following decades. Emissions followed a parallel track, with catalytic converters, unleaded fuel and a California regulator whose standards much of the industry eventually built to. Each step was fought by someone, and each one is now taken for granted.

The arguments today are louder and more varied. Governments are rewriting emissions and fuel-economy targets that once seemed to point straight toward electric cars, tariffs have turned supply chains into a policy battleground, and traffic deaths in the United States remain stubbornly high even as cars grow safer for the people inside them. Meanwhile software has become a safety system in its own right, from automatic emergency braking to hands-free highway driving, and robotaxis are carrying paying passengers in a growing list of cities.

The pages below split the subject into its working parts: crashes and crash testing, driving laws and licensing, regulation and emissions, driver-assistance technology and the driverless taxi business. Together they track investigations, rule changes, court fights, recalls and the occasional scandal, the slow, consequential machinery that governs what everyone drives. For drivers, the practical lesson is simple: the safety equipment, fuel bills and even the bottom line on the next car's window sticker are being argued over somewhere right now, usually long before anyone visits a dealer.