Haw. Rev. Stat. § 107-32
No provision of the Hawaii state building codes or any county building code shall prohibit or otherwise limit the use of a refrigerant designated as acceptable for use pursuant to title 42 United States Code section 7671k; provided that any equipment containing the refrigerant shall be listed and installed in accordance with any applicable safety standards and use conditions imposed for that equipment or refrigerant.
[L 2024, c 57, §2]