Type of DUID Law: Under the influence: Impairment §291E-61 (a) A person commits the offense of operating a vehicle under the influence of an intoxicant if the person operates or assumes actual physical control of a vehicle: … (2) While under the influence of any drug that impairs the person’s ability to operate the vehicle in a careful and prudent manner Type of Drugs Prohibited: Controlled Substances enumerated in Section 329-11, Hawaii Revised statutes (HRS) Schedules I-IV.