Haw. Rev. Stat. § 572B-9.5: Religious organizations; exemption under certain circumstances.

(a) Notwithstanding any other law to the contrary, a religious organization or nonprofit organization operated, supervised, or controlled by a religious organization shall not be required to provide goods, services, or its facilities or grounds for the solemnization or celebration of a civil union that is in violation of its religious beliefs or faith.

(b) A religious organization or nonprofit organization operated, supervised, or controlled by a religious organization that, pursuant to this section, fails or refuses to provide goods, services, or its facilities or grounds for the solemnization or celebration of a civil union shall be immune from any fine, penalty, injunction, administrative proceeding, or any other legal or administrative liability for the failure or refusal.