Maricopa, AZ Home Business: Signage Rules (2026)

Signage for home-based businesses in the City of Maricopa is tightly restricted under the home-occupation standards of Maricopa City Code 18.120.120. The code states that no sign visible from a street shall be publicly displayed relating to the home occupation or the products thereof. This means a residential home business generally cannot place any exterior sign, nameplate, or advertising visible from the public street identifying the business. The one carve-out in the home-occupation rules is for approved live/work units in the city's Mixed-Use (MU) districts, which are regulated separately and may be permitted limited signage as part of that approval. This no-sign rule reinforces the broader purpose of the home-occupation provisions: the business must remain incidental to the residential use and must not change the residential character or appearance of the neighborhood. Combined with the prohibition on on-site display and walk-in customer sales, the signage restriction is designed to keep home occupations effectively invisible from the street. Property owners who want a visible business sign generally need a commercially zoned location or an approved live/work unit rather than a standard residential home occupation. Any general sign questions (such as temporary or other permitted signs) fall under the city's separate sign regulations in Chapter 18.115, but the home-occupation-specific rule is the controlling no-sign standard for residential businesses.