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Clay County, FL Noise Ordinances: Vehicle Noise (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Governing section
Code § 15-5(d)
Prohibited
Unmuffled vehicles; racing-vehicle engines near homes
Muffler standard
At least as effective as OEM
Repair exception hours
7:00 a.m. to 9:00 p.m.
Failed-muffler grace period
72 hours
Habitual-violation fine
$250 civil infraction
Applies in
Unincorporated Clay County only

Summary

Clay County outlaws driving an unmuffled motor vehicle and running or racing a racing vehicle's engine near residential land. A muffler must abate engine noise at least as effectively as the manufacturer's original equipment, with narrow carve-outs for repair, sanctioned races and a 72-hour grace period after a muffler fails.

These county ordinances apply to unincorporated areas of Clay County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

(1)Unmuffled motor vehicle prohibition. It shall be unlawful and a violation of this subsection for a person to use or operate an unmuffled motor vehicle.(2)Racing vehicle prohibition. At any time that a racing vehicle is located on a public or private road or right-of-way, or on a residentially developed lot or parcel of land, or on a lot or parcel of land immediately adjacent to a residentially developed lot or parcel of land, it shall be unlawful and a violation of this subsection for a person to use or operate such racing vehicle, or to run or to permit, suffer or cause to be run the engine of such racing vehicle.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 86).

Full Breakdown

Section 15-5(d) contains two distinct prohibitions. Subsection (d)(1) bars using or operating an "unmuffled motor vehicle," defined at 15-5(a)(20) as a motor vehicle lacking a muffler, where a muffler under 15-5(a)(10) must function at least as effectively as the original manufacturer equipment at abating engine noise. Subsection (d)(2) separately bars running, or permitting to be run, the engine of a "racing vehicle" (an unmuffled vehicle built or used for competitive racing, per 15-5(a)(15)) whenever it sits on a public or private road, or on or next to a residentially developed lot.

; delivery to such a facility for muffler work; sanctioned competitive racing events, practice or time trials at the event site; a 72-hour grace period immediately after a muffler fails; manufacturer engineering or testing activity; and construction or agricultural equipment on a job site or traveling the road. Enforcement runs through section 15-20's civil-citation system as a nonexclusive alternative to criminal prosecution: a (d)(1) or (d)(2) violation is a category 1 civil infraction ($25) for a first offense, category 6 ($150) for a second, and category 10 ($250) for a habitual violation within 180 days, under 15-20(j).

69, Florida Statutes, up to $500 and 60 days in jail. Under 15-5(l) the entire section applies only in the unincorporated area of Clay County.

Violations & Fines

First offense: category 1 civil infraction, $25. Second offense: category 6, $150. Habitual violation: category 10, $250, or prosecution as a second-degree misdemeanor with up to $500 in fines and 60 days in the county jail.

Frequently Asked Questions

How loud does a vehicle have to be before it violates this rule?
There's no decibel threshold. Section 15-5(d)(1) simply bans operating a vehicle that lacks a muffler capable of abating engine noise at least as effectively as the manufacturer's original equipment, per the definitions in 15-5(a)(10) and (a)(20). If the muffler doesn't meet that functional standard, the vehicle is in violation regardless of measured decibels.
Can I still drive my car right after the muffler falls off?
Yes, briefly. Section 15-5(f)(3)d. exempts an unmuffled vehicle, other than a racing vehicle, for 72 hours immediately after its muffler fails to abate engine noise as effectively as the original equipment, giving the owner time to get it repaired without a citation.
Are racing vehicles allowed at a residential property at all?
Only briefly. Section 15-5(d)(2) bars running a racing vehicle's engine on or next to a residentially developed lot at any time, and the only exception under 15-5(f)(3)c. is for a sanctioned, fee-charging racing event, its practice sessions or time trials at the event site itself.
What happens on a second unmuffled-vehicle citation?
A second violation of 15-5(d) is bumped to a category 6 civil infraction under section 15-20(j), raising the civil penalty to $150, and a habitual violation within 180 days climbs to category 10 at $250, or can be charged instead as a second-degree misdemeanor.

Sources & Official References

Other rules in Clay County

All Clay County rules

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