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Gulfport, MS Sign Regulations: Digital Billboards (2026)

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

Key Facts

Min message hold
8 seconds per message
Max transition time
2 seconds between messages
Day brightness cap
5,500 nits, dawn to dusk
Night brightness cap
1,000 nits, dusk to dawn
Required feature
Automatic ambient-light monitor
Malfunction rule
Must freeze display on failure

Summary

Gulfport allows digital sign faces, but every message has to hold still for at least eight seconds, the transition between messages must finish within two seconds with no fading or scrolling, and brightness is capped at 5,500 nits by day and 1,000 nits at night.

(b)Digital display sign faces shall be allowed, subject to the following provisions:(1)There shall be no effects of movement, animation, scrolling, flashing, scintillation or similar effects and shall display only static images.(2)The static display time for each message shall be a minimum of eight (8) seconds.(3)The time to completely change from one message to the next is a maximum of two (2) seconds and shall not use fading, rolling, window shading, dissolving, or similar effects as part of the change.(4)All such signs shall have installed light monitors, and shall at all times allow such monitors to automatically adjust the brightness level of the sign based on ambient light conditions. In addition, maximum brightness levels for said sign shall not exceed five thousand five hundred (5,500) nits from dawn to dusk, during daylight hours, and one thousand (1,000) nits from dusk to dawn, nighttime hours.

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 68).

Full Breakdown

Code § 9-93 bans any sign animated by flashing, scintillating, blinking or traveling lights outright, then carves out digital display sign faces as an allowed exception under strict operating rules. Subsection (b) requires that digital faces show only static images, with no movement, animation, scrolling, flashing or scintillation effects permitted between messages. Each message must display for a minimum of eight seconds before changing, and the changeover to the next message can take no more than two seconds, without fading, rolling, window shading or dissolving effects during the transition.

Every digital sign must have an installed light monitor that automatically adjusts brightness to ambient light conditions at all times, and brightness is hard-capped at 5,500 nits during daylight hours (dawn to dusk) and 1,000 nits during nighttime hours (dusk to dawn). If a digital sign malfunctions or fails in a way that produces motion, flashing or similar prohibited effects, it must have a default mechanism that freezes the display until repaired. These digital-face rules apply on top of, not instead of, the underlying freestanding or outdoor-advertising sign standards for whichever district the sign sits in, including the district-specific area, setback and spacing rules in §§ 9-90 through 9-92.

Violations & Fines

A digital sign running prohibited animation, exceeding the nighttime or daytime nit caps, or lacking a working freeze-on-malfunction default is a misdemeanor under § 9-78: a fine up to $500, imprisonment up to six months, or loss of six credit certificates under § 9-122, with each day of continued violation a separate offense. The building inspector can declare the sign unlawful and order it removed at the owner's cost.

Frequently Asked Questions

Can a business in Gulfport install a digital billboard?
Yes, digital display sign faces are allowed under Code § 9-93(b), but only as static images: no scrolling, flashing or animation, and each message must hold for at least eight seconds before changing.
How bright can a digital sign be in Gulfport at night?
No more than 1,000 nits from dusk to dawn, per § 9-93(b)(4). Daytime brightness is capped higher, at 5,500 nits, and every sign needs a light monitor that adjusts brightness automatically to ambient conditions.
What happens if a digital sign glitches and starts flashing?
Section 9-93(b)(5) requires a default mechanism that freezes the display the moment a malfunction causes motion, flashing or similar prohibited effects, so the sign can't keep running in a noncompliant state until it's fixed.

Sources & Official References

Other rules in Gulfport

All Gulfport rules

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