New California Climate Law Adds Costly Fees to Housing

AB 130 forces new homes to pay 'VMT mitigation' fees, driving up prices while claiming to fight climate change.

Apr. 3, 2026 at 5:41pm by Ben Kaplan

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A highly textured, abstract painting with overlapping, fractured geometric shapes in shades of blue, green, and orange, conceptually representing the impact of transportation regulations on housing affordability.A new California climate law is adding substantial fees to new housing, further pricing out middle-income families from the state's housing market.San Francisco Today

A new California law, Assembly Bill 130, allows state and local agencies to impose substantial fees on new residential projects in the name of fighting climate change. The provision creates a hidden tax on housing that would otherwise be affordable for many families, as the fees can add up to $324,000 per home over 20 years. This policy is seen as an end-run around more aggressive methods of reducing driving, such as raising gas prices, and instead pushes the costs of reducing emissions onto new housing construction.

Why it matters

This law is making housing even more unaffordable in California, where prices are already out of reach for many. The burden falls disproportionately on middle-income households seeking market-rate housing, further limiting access to the 'California Dream' of homeownership.

The details

AB 130 addresses 'vehicle miles traveled' (VMT) associated with new development under the California Environmental Quality Act (CEQA). Projects that cannot meet a 'less than significant' VMT impact threshold must 'mitigate' their VMT impact by paying a fee into government-run 'mitigation banks.' These funds are then used to support projects like subsidized housing or expanded bus service, with the goal of reducing driving elsewhere.

  • AB 130 was signed into law by Governor Gavin Newsom in 2025.
  • The new VMT mitigation fee requirements took effect in January 2026.

The players

Gavin Newsom

The Governor of California who signed AB 130 into law.

Coalition for Affordable, Reliable, and Equitable Housing

A group that estimates VMT mitigation fees could reach $324,000 per home or apartment over 20 years.

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What they’re saying

“We've got to get out of our own damn way.”

— Gavin Newsom, Governor of California

The takeaway

This law is an example of how climate policies can have unintended consequences, in this case making housing even more unaffordable in California. It highlights the need to carefully consider the broader impacts of environmental regulations, especially on vulnerable populations.