Under the bill, companies would have to prove they have enough money to cover 10% of cleanup costs before building, growing to 100% by the time the project is 25 years old.
A new Pennsylvania law will set up a grant program using federal climate money for schools to install solar panels. Lawmakers also approved $25 million in state funds.
Environmental advocates say the new $47.6 billion state budget takes some positive steps, while speeding up permitting and support for hydrogen pleased fossil fuel groups.
More than $156 million will help residential solar, energy storage and infrastructure upgrades for low-income, disadvantaged and fossil fuel communities.