Subject to the time limitations set forth in section 431:10C-315, HRS, this subchapter shall apply to treatment occurring after May 31, 1993. Charges and treatment rendered for emergency services during the initial seventy-two hours following the motor vehicle accident resulting in injury shall not be subject to this subchapter; provided, however, that charges for emergency treatment shall not exceed the health care or alternative care provider's usual and customary fee and shall be appropriate, reasonable, and necessarily incurred. Charges for treatment of a primarily palliative nature shall be subject to the requirements of this subchapter in the same manner as any other treatment.
Haw. Code R. § 16-23-93