The 2025 update of the California Energy Code went into effect Jan. 1, 2026 for new buildings and major renovations. The 2025 code will save Californians almost $5 billion . . .

The new energy code standards will make it more expensive for developers to install gas space and water heaters in new homes and commercial buildings. California regulators approved stricter energy ...

New homes built in California are more likely to have all-electric appliances starting in 2026 after energy regulators approved new state building standards Wednesday that encourage adoption of heat ...