HCC §24-72
Who can have a siren on their vehicle
Read the official text at hawaiicounty.gov ↗This rule says that only emergency vehicles that are allowed by law can have a siren. Other vehicles cannot have one. It is a short rule about vehicle equipment.
everyone
The ordinance, as written (Hawaiʻi County) — Siren
A copy, taken August 21, 2026. The version published by Hawaiʻi County is the one that governs, and it may have changed since. Check it before relying on anything here.
Only authorized emergency vehicles may be equipped with a siren. VEHICLES AND TRAFFIC § 24-73
Published by the County of Hawaiʻi Office of the County Clerk.
LawTrove is not legal advice. The summary above is a computer-generated restatement — the authoritative text is the official version linked above.