Wake County, NC Sign Regulations: Digital Billboards (2026)
Key Facts
- On-premises only
- ECMS not allowed off-premises
- Commercial district cap
- 32 sq ft, 60-sec hold
- Residential district cap
- 16 sq ft, 60-min hold
- Off-hours
- 9 p.m.–7 a.m. in residential
Summary
Wake County limits electronic changeable message signs to on-premises use, capping area and message hold time by zoning district and requiring off-hours shutoffs in residential districts.
Standards governing maximum area, minimum message hold time, and hours of operation vary by zoning district. ECMS signs shall be permitted as on-premises signs subject to the following limitations and requirements as shown in the table below. ECMS signs shall not be permitted in the RA district. Standards for Electronic Changeable Message Signs
Zoning District ECMS Maximum Area[1] Minimum Hold Time[2] Off Hours[3] GB, HC, I-1, I-2 O&I, AD1, AD2 32 sq. ft. 60 seconds N/A* R-80W—R-5, HD 16 sq. ft. 60 minutes 9 p.m. to 7 a.m.
[1] Maximum sign area allowed for ECMS per use per district. ECMS only allowed for non-residential land uses within residential zoning districts.
[2] Minimum hold time for message or image.
[3] Hours that ECMS must be turned off. Automatic timers are required.
* If a restriction in Hours of Operation is regulated under Article 4 (Use Standards), the standards of that section shall also apply to ECMS.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Unified Development Ordinance: Supplement 9).
Full Breakdown
UDO Sec. 18-13-1 permits ECMS signs only as on-premises signs, with size and hold-time limits varying by district: 32 sq. ft. and a 60-second minimum hold in commercial/industrial districts, 16 sq. ft. and a 60-minute hold in residential districts, which must also go dark 9 p.m. to 7 a.m. ECMS is barred entirely in the RA district, and Sec. 18-13-5 bans blinking, flashing, or scrolling images.
Violations & Fines
Signs exceeding the area, hold-time or off-hours standards, or installed off-premises as digital billboards, can be denied a sign permit or ordered removed by the Planning Director under Article 18 enforcement.
Frequently Asked Questions
Can a business put up a digital billboard in unincorporated Wake County?
How fast can an ECMS message change in Wake County?
Sources & Official References
Other rules in Wake County
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