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Sign Regulations in Knoxville, TN (2026)

5 verified sign regulations for Knoxville, Tennessee, sourced directly from the municipal code and official government pages.

Verified from official government sources

Garage Sale Signs

Knoxville allows two on-site garage sale signs up to 4 square feet and two directional signs up to 2 square feet, posted no more than two days ahead and removed daily, under Code § 16-234.

Knoxville Garage Sale Sign Rules

Some Restrictions

Knoxville Code of Ordinances § 16-234 (Code 1962, § 24-172)

(1)Two (2) signs of not more than four (4) square feet shall be permitted to be displayed on the property of the residence or nonresidential site where the garage sale is being conducted.(2)Two (2) directional signs of not more than two (2) square feet each are permitted, provided that the premises on which the garage sale is conducted is not on a major thoroughfare and that written permission ...

Holiday Displays

Holiday and seasonal lighting displays are fully exempt from Knoxville's exterior lighting standards: no footcandle cap, cutoff-luminaire rule, or lighting plan applies under the zoning code.

Knoxville Holiday Lighting Exemption

Few Restrictions

Knoxville City Code, Appendix B (Zoning Code), Art. 10, § 10.2.C

C. Exceptions to Lighting Standards. 1. Luminaires used for public roadway illumination or installed by a utility to light public rights-of-way are not controlled by this Code. 2. All temporary emergency lighting required by public safety agencies, other emergency services, or construction are exempt from the requirements of this Code. [...] 4. Holiday and seasonal lighting designs are exempt f...

Digital Billboards

Knoxville confines digital, electronic message center signs to commercial and industrial districts, requires each display to hold for 60 seconds with no scrolling, and caps brightness at 3,000 nits by day, 750 at night.

Knoxville Electronic Message Center Sign Rules

Significant Restrictions

Knoxville City Code, Appendix B (Zoning Code), Art. 13, Sec. 13.6.F, "Electronic Message Centers (EMC)" (Ord. No. O-97-2022, § 1, 7-26-22)

Electronic message centers (EMC) are permitted only in commercial and industrial districts... Each display on an EMC must hold constant for a minimum of 60 seconds... Brightness...cannot exceed the following standards: a. Daytime maximum brightness: 3,000 nits b. Nighttime maximum brightness: 750 nits c. Maximum brightness at the property line: 0.2 footcandles d. Maximum bulb wattage for incand...

Window Signs

Window signs in Knoxville are carved out of the city's sign code entirely. Knoxville City Code, Appendix B (Zoning Code) § 13.3(DD) lists "Window signs" among the items exempt from Article 13's sign regulations, meaning no permit, no area cap, and no illumination standard applies citywide, though the exemption does not override any other applicable law.

Knoxville Window Signs Exempt From Sign Code

Few Restrictions

Knoxville City Code, Appendix B (Zoning Code), Art. 13, § 13.3(DD) (Ord. No. O-109-2020, § 1, 6-30-20)

13.3 - SIGNS AND OTHER ITEMS EXEMPT FROM SIGN REGULATIONS The following signs and other items, unless prohibited elsewhere in these regulations, are exempt from the regulations of this Article, but may be subject to other applicable laws and regulations: ... CC.Signs contained on or affixed to vendor push carts.DD.Window signs. (Ord. No. O-109-2020, § 1, 6-30-20)

Freeway-Facing Signs

Commercial and industrial properties near an interstate can build detached signs up to 35 feet tall, versus a 10-foot cap elsewhere, under Knoxville's Roadway Type and Maximum Sign Height table.

Knoxville Freeway-Facing Sign Height Limits

Some Restrictions

Knoxville City Code, Appendix B (Zoning Code), Art. 13, Sec. 13.9.F.3, Table 13-2 (Ord. No. O-38-2020, § 1, 2-25-20; Ord. No. O-161-2020, § 1, 11-3-20; Ord. No. O-87-2021, § 1, 6-29-21)

Table 13-2: Roadway Type and Maximum Sign Height. Roadway Type / Maximum Allowable Sign Height: Property within 500 feet of interstate interchange area / 35 feet; Property adjacent to interstate right-of-way / 30 feet; Property fronting on federally designated highways / 20 feet; All other roadway classifications / 10 feet.

Looking for Knox County county-wide rules?

County ordinances apply to unincorporated areas and may supplement Knoxville city rules.

Sign Regulations in Knox County