Sign Regulations in Porterville, CA (2026)
4 verified sign regulations for Porterville, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Political Signs
In the City of Porterville, the sign code defines a political sign as a temporary sign advertising a candidate, party, or ballot issue. The Development Code treats these as noncommercial speech: a Building Permit is required only if the sign triggers Building Department review, and the code bars location-based restrictions on noncommercial messages that would otherwise apply to commercial signage.
Political Sign Rules in Porterville
Light RestrictionsPorterville Municipal Code §§ 305.02, 305.07, 700.02
Permit Requirement. ... Unless expressly exempted by this Chapter or by other applicable law a Building Permit is required only for Signs that are subject to review by the Building Department. All other signs regulated by this Chapter may be displayed without a permit unless otherwise specified. ... Situs of Non-commercial Message Signs. The distinction between onsite and offsite signs applies ...
Garage Sale Signs
A Porterville garage or yard sale gets exactly one sign, capped at two feet by two feet, under Development Ordinance § 301.21(B)(3). The sign can go up only on the property where the sale is happening and only for the duration of the sale, and the code specifically bars posting any sale sign on someone else's property.
Porterville Garage Sale Sign Rules
Some RestrictionsPorterville Development Ordinance § 301.21.B.3
3. One sign not exceeding two feet by two feet in size may be posted on the property where the sale is being held during the duration of the sale only. No signs regarding such sale shall be posted on any property other than where the sale is held.
Digital Billboards
In the City of Porterville, off-site billboards, signs advertising a business or product not sold on the same property, are prohibited outright unless the state Outdoor Advertising Act allows one. On-site electronic message center signs are treated differently: Municipal Code Section 305.07(C) lets changeable copy, including electronic displays, cover up to one hundred percent of a sign face.
Digital Sign and Billboard Rules in Porterville
Significant RestrictionsPorterville Municipal Code §§ 305.06(A), 305.07(C)
A. Billboards. Any sign that advertises a business, service, or product not offered on the same property is prohibited, unless specifically allowed by the California Outdoor Advertising Act (Business and Professions Code Sections 5200-5486). A sign that promotes a brand name not considered a principal item for sale on the premises is also considered a prohibited billboard. ... ... C. Changeable...
Window Signs
In the City of Porterville, signs painted or adhered directly onto a window need no permit at all. Municipal Code Section 305.10(C) lets them cover up to one hundred percent of the glass on each building facade, so there is effectively no area cap, but it does bar mounting a window sign any higher than the second story.
Window Sign Coverage Rules in Porterville
Light RestrictionsPorterville Municipal Code § 305.10(C)
C. Window Signs. Window signs painted or otherwise adhered directly onto a window are exempt from the permit requirements of this chapter but are subject to the following standards: 1. Coverage. Window signs may up to one-hundred (100) percent of the total glass window area along each building facade, subject to other applicable laws triggered by type and use of business. 2. Height. Window sign...
Looking for Tulare County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Porterville city rules.
Sign Regulations in Tulare County →