Florida tag light law, set out in Florida Statute 316.221, requires your rear license plate to be lit by a white lamp so the plate is clearly legible from 50 feet behind the vehicle at night.1Justia. Florida Statutes 316.221 – Taillamps If yours is out, you can be pulled over and cited, but Florida lets you fix the problem and cut the fine to $10 if you act within 30 days.
What Florida Statute 316.221 Requires
The rule is a readability standard, not a specification. A taillamp or a separate lamp must illuminate the rear plate with white light so it’s clearly legible from 50 feet away. No lumen count, no required bulb type. If the plate reads from that distance, you’re compliant. If it doesn’t, you’re not.1Justia. Florida Statutes 316.221 – Taillamps
The tag light also has to be wired so it turns on automatically whenever your headlamps or auxiliary driving lamps are on.1Justia. Florida Statutes 316.221 – Taillamps Florida Statute 316.217 requires headlamps between sunset and sunrise and during rain, smoke, or fog, so your tag light should be lit any time those conditions apply.2Online Sunshine. Florida Statutes 316.217 If headlights work but the plate stays dark, the wiring may be the issue rather than the bulb.
White Light Only
White means white. Section 316.2397 reserves red and blue lights for law enforcement and emergency vehicles, and the color requirement in 316.221 is strict. Aftermarket LED bulbs are where drivers most often run into trouble: some packaged as “cool white” or “super bright” actually throw a blue or purple tint. An officer who judges the output as anything other than white can cite you regardless of what the box says. Before installing a replacement, compare it against a known white light source.
Why a Burned-Out Tag Light Matters
A dim or dead tag light is one of the easiest reasons for a traffic stop. Florida Statute 316.610 lets any officer with reasonable cause to believe a vehicle’s equipment is unsafe or noncompliant pull the vehicle over and inspect it.3Justia. Florida Code 316.610 – Safety of Vehicle; Inspection A plate you can’t read from 50 feet easily clears that bar.
Courts back up the officer’s discretion here. In Whren v. United States, the U.S. Supreme Court held that an officer’s subjective motivation for a stop doesn’t matter as long as an objectively valid traffic violation exists.4Legal Information Institute. Whren et al. v. United States If your tag light is out, the stop is lawful even if the officer’s real interest is something else. Once stopped, you can expect a check of your license, registration, and insurance, and the encounter can expand from there if anything else comes into view. A $5 bulb avoids all of that.
The Fine and the 30-Day Fix-It Discount
A tag light violation is a noncriminal traffic infraction, punished as a nonmoving violation under Chapter 318.1Justia. Florida Statutes 316.221 – Taillamps Nonmoving violations do not add points to your driving record.5Florida Department of Highway Safety and Motor Vehicles. Points and Point Suspensions The base fine is $30, but court costs and surcharges push the total to roughly $108.6Florida Senate. 2026 Bill Analysis – Distribution Schedule of Court-Related Filing Fees
Section 318.18 offers a much cheaper route. If you’re cited for a violation of Section 316.610, you can fix the defect, get a law enforcement officer to sign an affidavit of compliance within 30 days, pay a $4 fee to the agency, and present the signed affidavit to the clerk of court inside that same 30-day window. The fine then drops to $10, for a total of $14 instead of about $108.7Online Sunshine. Florida Statutes 318.18
- Fix the light: replace the bulb, repair the wiring, or clean a clouded lens so the plate is properly illuminated.
- Get the affidavit signed: visit any law enforcement agency within 30 days, have an officer verify the repair, and pay the $4 fee.
- File with the clerk: deliver the signed affidavit to the clerk of court before the 30 days run out.
Miss the window and you owe the full amount. Ignore the citation and Florida can suspend your driving privileges for failure to pay, which turns a bulb problem into a license problem.
Replacing a Tag Light Bulb
Most swaps take under 10 minutes with a screwdriver. The common bulb types for plate lights are the 194 (T10) wedge and festoon bulbs around 42mm or 44mm. Your owner’s manual or an auto parts counter can confirm the size for your vehicle. Replace both bulbs at once even if only one has failed; the other is usually not far behind.
On most cars the tag light housing is reached from outside by removing one or two small screws near the plate. Pull the old bulb straight out, push the new one in, turn on your headlights to test, then reattach the cover. Some vehicles route access through the trunk instead: peel back the trunk liner near the plate, twist the bulb socket counterclockwise, swap the bulb, and reinstall.
A few practical notes. Handle new bulbs with clean hands or cotton gloves, because skin oils shorten bulb life. If you choose LEDs, confirm the output is true white. Some vehicles read the lower current draw of an LED as a burned-out bulb and throw a dashboard warning; a small resistor or a canbus-compatible LED resolves that.
Antique Plates, Trailers, and Off-Road Vehicles
Florida Statute 320.086 sets up special plate categories: “ancient” motor vehicles with a model year of 1945 or earlier, and “antique” plates for vehicles at least 30 years past their model year.8FindLaw. Florida Statutes Title XXIII 320.086 The statute does not explicitly exempt these vehicles from the tag light rule in Section 316.221. Many pre-1945 cars were built without dedicated plate illumination, so owners of those vehicles should check with the Florida Department of Highway Safety and Motor Vehicles about how the lighting rules apply to their registration class.
Vehicles that never operate on public roads, such as farm equipment, construction machinery, and off-road recreational vehicles, fall outside Florida’s highway lighting rules entirely. Trailers are less clean-cut. Section 316.2225 adds lighting requirements for certain trailer types, and a small utility trailer may rely on the tow vehicle’s lighting rather than carrying its own tag lamp. If you tow regularly, adding a plate light is safer than assuming you’re exempt.