Rhode Island Emergency Vehicle Light Laws: Colors, Permits & Vehicle Classes

Key Takeaways

• Rhode Island prohibits flashing lights by default under R.I. Gen. Laws § 31-24-31(a). Every legal use is a listed exception, not a general allowance.

• Blue is reserved for state and local police units in Rhode Island under § 31-24-31(b)(3). No volunteer, tow, security or private vehicle class may display it.

• The privately owned vehicle of an authorized volunteer fire, rescue or ambulance member in Rhode Island may display red, white, and/or alternating flashing white, the same color set as department apparatus, under § 31-24-31(b)(1).

• Tow trucks, wreckers, utility trucks, snowplows and municipal maintenance vehicles in Rhode Island use amber. The statute provides for a $25 flashing lights permit fee for that category, waived for state, town and fire district vehicles.

• Rhode Island sets a 500-foot visibility standard and requires paired front and rear lamps to flash simultaneously rather than alternately.

Rhode Island runs one of the more structured warning light systems in New England. Instead of scattering rules across a dozen sections, the state puts nearly everything in one place: R.I. Gen. Laws § 31-24-31. That section bans flashing lights outright, then carves out a list of vehicle categories and assigns each one a permitted color.

The practical consequence is that Rhode Island is a permit state for most non-police users. Getting the color right is only half the job. If your vehicle class requires a flashing lights permit and you do not hold one, the equipment is not legal no matter how correct the color is. We build and install these systems out of our shop in Westerly, so this comes up constantly.

Flashing Lights Are Prohibited by Default

Subsection (a) of § 31-24-31 starts from prohibition. Flashing lights are not allowed on any vehicle except an authorized emergency vehicle, a school bus, snow removal equipment, or as a turn signal. Everything else in the section is an exception to that baseline.

That framing matters when you are speccing a build. The question is never "is amber allowed in Rhode Island?" The question is whether your specific vehicle falls into one of the enumerated categories, and if so, which color that category is assigned.

Color by Vehicle Class Under § 31-24-31

Subsection (b) restricts forward-viewing and rotating beam lights to specific categories of vehicles, each with a designated color.

One detail worth flagging for volunteers: Rhode Island groups the privately owned vehicle of an authorized volunteer member into the same color category as the department's own apparatus. That is more permissive than several neighboring states, which restrict volunteers to a single courtesy color. It is not, however, a blanket authorization. The member has to be authorized by the fire, rescue or ambulance department.

The Flashing Lights Permit & The $25 Fee

Rhode Island charges a twenty-five-dollar fee for issuance of a flashing lights permit to vehicles in the amber category. State, town, and fire district safety and maintenance vehicles are exempt from that fee, but not necessarily from the permit itself.

If you operate a tow, recovery, utility, or private plow vehicle in Rhode Island, treat the permit as part of the install cost. Confirm the current application process with the Rhode Island Division of Motor Vehicles before you order equipment, since the DMV administers the permit rather than the legislature.

Visibility & Mounting Requirements

Section 31-24-31 ties back to § 31-24-33 and specifies a 500 foot visibility standard: front lamps mounted at the same level displaying simultaneously flashing white or amber, rear lamps mounted at the same level displaying simultaneously flashing red, all visible from not less than five hundred feet.

Note the word simultaneously. For the configurations governed by that clause, Rhode Island expects paired lamps to flash together rather than alternately. This is a real spec consideration when you are choosing a flasher module or programming a controller, because most modern LED heads default to an alternating pattern out of the box.

What Rhode Island Does Not Grant

Displaying an authorized warning light is not the same as being granted right of way. A permitted amber or red light makes you visible. It does not exempt you from traffic control devices, speed limits or right of way rules unless your vehicle independently qualifies as an authorized emergency vehicle under Rhode Island law.

Violations of § 31-24-31 are subject to the fine schedule in § 31-41.1-4. Beyond the fine, the more common practical outcome for a non-compliant build is an equipment order requiring removal, which means paying for the install twice.

Speccing a Compliant Rhode Island Build

For amber category vehicles (tow, utility, plow, municipal maintenance), an amber lightbar or beacon paired with a compliant flash pattern covers the statutory requirement. Full size lightbars and 360 degree beacons both satisfy the visibility standard when mounted correctly.

For volunteer fire, rescue and ambulance members running a personally owned vehicle, red and white is the permitted set. Dash and window mount lights and hide away LEDs are the most common approach for a POV that also serves as a daily driver.

Municipal plow fleets should look at snow plow and winter lighting. If you would rather have the build done to spec rather than sourcing parts, our installation and service team handles single vehicles through full fleet rollouts, and departments and upfitters should review the dealer program.

Frequently Asked Questions

Can volunteer firefighters use red lights in Rhode Island?

Yes. R.I. Gen. Laws § 31-24-31(b)(1) places the privately owned vehicle of an authorized volunteer member of a fire, rescue or ambulance department in the same color category as department apparatus: red, white, and/or alternating flashing white. Authorization from the department is required.

Do tow trucks need a permit for amber lights in Rhode Island?

Wrecker trucks fall into the amber category under § 31-24-31(b)(2), and the statute provides for a twenty-five-dollar flashing lights permit fee for vehicles in that subsection. Confirm the current application process with the Rhode Island DMV before purchasing equipment.

Are blue lights legal for civilians in Rhode Island?

No. Blue is assigned to police units, state and local, under § 31-24-31(b)(3). It is not available to volunteers, tow operators, security or private vehicles.

How far must Rhode Island warning lights be visible?

The statute references a 500-foot visibility standard for the configurations described in subsection (a), with front lamps mounted at the same level and rear lamps mounted at the same level.

Last updated and disclaimer

Last reviewed: August 2026. This page summarizes R.I. Gen. Laws § 31-24-31 and related provisions for general informational purposes. It is not legal advice. Statutes are amended and agency requirements change. Confirm current requirements with the official sources linked above, your department or agency, and the relevant state motor vehicle authority before purchasing or installing warning equipment.