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A proposed U.S. rule requiring automakers to could cost $157 billion, though the costs would be offset by fuel savings, two federal agencies said in a draft,ÌýBloomberg reported.

The standard would add about $2,000 per vehicle sold by 2025, the National Highway Traffic Safety Administration and Environmental Protection Agency said in a proposed rule released Wednesday.

But the benefits — $419 billion to $515 billion in fuel savings — would offset the costs, Bloomberg said, citing NHTSA.

The proposed rule requires annual fuel-economy increases of 5% for cars, while light trucks like pickups and sport-utility vehicles can raise fuel economy at 3.5% for the first five years, and thereafter unless regulators decide differently, Bloomberg reported.

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