Haw. Rev. Stat. § 353C-15
(f) The department, as permitted, may use a changeable message sign if the following conditions are met:
(g) A law enforcement agency may request from the department that a silver alert be activated if the agency determines that all of the following conditions are met regarding the investigation of the missing person:
(h) For purposes of this section:
"Cognitively impaired" means affected by a cognitive impairment, as defined in section 431:10H-201.
"Developmentally disabled" means affected by a severe, chronic disability of a person that:
(5) Reflects the person's need for a combination and sequence of special, interdisciplinary, or generic care, treatment, or other services that are of lifelong or extended duration and are individually planned and coordinated.
"Silver alert" means a notification system, activated pursuant to this section, designed to issue and coordinate alerts with respect to a situation that meets the conditions of subsection (g).
[L 2024, c 158, §2]