Hawaii Revised Statutes Division 1. Government § 132D-13

(a) Except as provided in subsection (b), it shall be unlawful for a parent, guardian, or other person having the custody or control of any minor to knowingly permit the minor to:

(b) The parent or guardian may allow the minor to use consumer fireworks while under the immediate supervision and control of the parent or guardian, or under the immediate supervision and control of another adult.

(c) Separate and apart from any civil liability that may result from this or any related incident, and except as provided in subsections (d) and (e), the violation of subsection (a) shall be a misdemeanor.

(d) If any of the aerial devices, articles pyrotechnic, consumer fireworks, or display fireworks set off, ignited, discharged, or otherwise caused to explode in violation of subsection (a)(2) cause substantial bodily injury to another person, the violation of subsection (a) shall be a class C felony.

(e) If any of the aerial devices, articles pyrotechnic, consumer fireworks, or display fireworks set off, ignited, discharged, or otherwise caused to explode in violation of subsection (a)(2) cause serious bodily injury or death to another person, the violation of subsection (a) shall be a class B felony.

(f) The state of mind requirement for subsections (d) and (e) shall not be applicable to whether the person was aware that the aerial devices, articles pyrotechnic, consumer fireworks, or display fireworks caused or would cause the injury or death.  A person shall be strictly liable with respect to the result that the aerial devices, articles pyrotechnic, consumer fireworks, or display fireworks caused the injury or death.