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Knox County, TN Parking Rules: Overnight Parking (2026)

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

Key Facts

Restricted hours
6:00 p.m. to 6:00 a.m.
Covered vehicles
trucks/trailers over 18,000 lbs GVW
Also covered
vehicles hauling explosives or 50+ gal fuel
Exception
actively loading/unloading or driver attending
Ordinary cars
no county-wide overnight ban applies
Adopted
Ord. No. O-90-9-112, § 9-5 (1990)

Summary

Knox County has no blanket overnight parking ban for ordinary cars, but heavy trucks over 18,000 pounds and vehicles hauling explosives or more than 50 gallons of flammable liquid may not park on any county roadway between 6:00 p.m. and 6:00 a.m. unless actively loading, unloading, or attended by the driver.

City-specific rules exist: Knoxville has its own overnight parking rules that differ from Knox County's county-level regulations. If you live in Knoxville, check the city-specific page instead.

Sec. 62-188. - All-night parking prohibited. (a)No person shall park any truck or motor vehicle of more than 18,000 pounds gross weight or any trailer or semitrailer, whether or not attached to a tractor, on any roadway from 6:00 p.m. to 6:00 a.m.; except that this section shall not apply to trucks, trailers, or semitrailers so parked while actually engaged in loading or unloading, or when the driver is in attendance with the truck.(b)No person shall park a truck or motor vehicle used for the purpose of transporting any explosive or more than 50 gallons of kerosene, gasoline, benzol, naphtha, or other volatile liquids on any roadway from 6:00 p.m. to 6:00 a.m., regardless of whether such vehicle is loaded or empty.

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 23).

Full Breakdown

Section 62-188, titled "All-night parking prohibited," targets specific vehicle classes rather than parking generally. ; the restriction lifts only while the vehicle is actually engaged in loading or unloading, or while the driver stays with the truck. Subsection (b) applies the same overnight window to any truck or motor vehicle used to transport an explosive or more than 50 gallons of kerosene, gasoline, benzol, naphtha, or other volatile liquids, regardless of whether the vehicle is loaded or empty at the time. Ordinary passenger vehicles and lighter trucks are not covered by this overnight window and may generally remain on a county street overnight, but they are not left completely unregulated: Sec.

62-87 lets the sheriff's department or Code Administration Department impound any vehicle left unattended on a roadway for 48 hours without current registration or while inoperable, or left in one place unattended for seven consecutive days, and Sec. 62-189 separately bars parking on any roadway for display, sale, washing, repair, or storage for more than 48 continuous hours regardless of vehicle size. The heavy-vehicle overnight ban traces to Ord. No. O-90-9-112, § 9-5, adopted September 10, 1990, and sits within Article IV's stopping, standing and parking rules enforced by the Department of Engineering and Public Works and the county sheriff's office.

Violations & Fines

A violation of the heavy-truck overnight ban is a parking offense under Sec. 62-86(b), punishable by a fine of not less than $10.00 nor more than $500.00 per occurrence. A vehicle left unattended long enough to also trigger Sec. 62-87 can additionally be impounded, with release conditioned on paying removal and storage costs plus a civil penalty of $100.00 to $500.00.

Frequently Asked Questions

Can I leave my personal car parked on a county street overnight?
Generally yes. Section 62-188's overnight parking ban only reaches trucks and trailers over 18,000 pounds gross weight and vehicles carrying explosives or large volumes of flammable liquid; it does not restrict ordinary passenger vehicles by time of day, though leaving any vehicle unattended for seven straight days risks impoundment under Sec. 62-87.
How big does a truck have to be before the overnight ban applies?
The ban covers any truck, trailer, or semitrailer with a gross weight over 18,000 pounds, whether or not it is attached to a tractor, per Sec. 62-188(a). Lighter commercial trucks fall outside this specific overnight restriction.
Are delivery trucks exempt from the overnight rule?
Yes, while they are working. Section 62-188(a) exempts trucks that are actually loading or unloading, or whose driver remains with the vehicle, from the 6:00 p.m. to 6:00 a.m. parking ban.
What's the penalty for violating the heavy-truck overnight ban?
It is treated as a parking violation under Sec. 62-86(b), carrying a fine of not less than $10.00 nor more than $500.00. A vehicle left in place long enough can also be impounded under the separate authority in Sec. 62-87.

Sources & Official References

Other rules in Knox County

All Knox County rules

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