# Washington — HFC refrigerant GWP regulations by US state

For Washington, equipment category is Retrofit refrigeration equipment containing more than 50 pounds of refrigerant in food retail refrigeration; gwp limit is 150; effective date is Jan 1, 2029; regulatory status is signed into law, recorded from its source on 2026-08-05.

- **State:** Washington _(unconfirmed — we could not tie this to the quote below)_
- **Equipment category:** Retrofit refrigeration equipment containing more than 50 pounds of refrigerant in food retail refrigeration
- **GWP limit:** 150
- **Effective date:** Jan 1, 2029
- **Regulatory status:** signed into law _(our reading, not quoted from the source)_

## What the source says

> Retrofit Refrigeration Equipment: The rule also prohibits refrigerants above 150 GWP in retrofit refrigeration equipment containing more than 50 pounds of refrigerant in food retail refrigeration starting Jan 1, 2029.

## 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/).