# California — HFC refrigerant GWP regulations by US state

For California, equipment category is Companies operating more than 20 facilities in California; gwp limit is less than 2,500; effective date is December 31, 2026; regulatory status is signed into law, recorded from its source on 2026-08-05.

- **State:** California
- **Equipment category:** Companies operating more than 20 facilities in California
- **GWP limit:** less than 2,500
- **Effective date:** December 31, 2026
- **Regulatory status:** signed into law _(our reading, not quoted from the source)_

## What the source says

> Companies operating more than 20 facilities in California must also attain either a companywide weighted average GWP of less than 2,500 or a 25% or greater reduction in GHGp below 2019 levels by December 31, 2026.

## Source

- https://nasrc.org/hfc-policy-tracker/

Last verified: 2026-08-05. Review by: 2027-02-01.
Part of [HFC refrigerant GWP regulations by US state](https://referencesource.org/hfc-refrigerant-regulations-by-state/).