HCC §24-113
No sirens, whistles, or bells on vehicles
Read the official text at hawaiicounty.gov ↗This section bans putting a siren, whistle, or bell on a vehicle or using one on a vehicle. The only exception is if another part of this chapter allows it. So, unless a specific rule says otherwise, these devices are not allowed.
everyone
The ordinance, as written (Hawaiʻi County) — Prohibited devices
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.
No vehicle shall be equipped with nor shall any person use upon a vehicle any siren, whistle or bell, except as otherwise permitted in this chapter.
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.