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Maricopa County, AZ Public Conduct: Public Urination (2026)

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

Key Facts

Governing ordinance
P-37, Human Waste Ordinance
Named locations
sidewalks, parks, bus stops, roadsides, empty lots
Two violations
public relief (37.1) and abandoned waste (37.2)
Stated fine
none specified in this ordinance text
Exempt locations
facilities specifically marked for that purpose

Summary

In unincorporated Maricopa County, Ordinance P-37 makes it unlawful to defecate or urinate anywhere in public that isn't specifically marked for that purpose, naming sidewalks, parks, bus stops, roadsides, and empty lots outright, and separately bans leaving feces, urine, or soiled toilet paper behind in any public spot not designated to hold human waste.

City-specific rules exist: Mesa, Surprise, Scottsdale, Peoria, Tempe, Phoenix, Goodyear, and Gilbert have their own public urination rules that differ from Maricopa County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

37.1 Defecation and urination shall not occur in any public location not specifically intended and marked for that purpose. This prohibition includes, but is not limited to sidewalks, parks, bus stops, roadsides, and empty lots. 37.2 No feces, urine, or soiled toilet paper shall be left or abandoned in any public location not specifically designated to hold human waste and/or hazardous materials.

Full Breakdown

Maricopa County's Human Waste Ordinance, numbered P-37, sets out two separate violations. 1 states that 'defecation and urination shall not occur in any public location not specifically intended and marked for that purpose,' and names five location types: sidewalks, parks, bus stops, roadsides, and empty lots. The 'not limited to' wording means the ban reaches any public place lacking a marked restroom or portable toilet, not just those five categories. 2 creates a second, independent offense: leaving or abandoning feces, urine, or soiled toilet paper in a public location that isn't designated to hold human waste or hazardous materials.

That means even if the underlying act happened somewhere permitted, walking away and leaving waste or soiled paper behind in an undesignated public spot is its own separate violation. The ordinance sits in the county's P-series of standalone ordinances, the same numbering series that carries the county's noise, fireworks, and construction-hours rules, and it operates alongside the Environmental Health Code's sanitation provisions rather than replacing them. 2 directly rather than against a separately numbered graduated-penalty clause.

Violations & Fines

37.1 and 37.2 are enforced as two distinct offenses: one for urinating or defecating outside a marked facility, and a second for abandoning feces, urine, or soiled toilet paper in an undesignated public spot. The ordinance text itself sets out no dollar fine, so a citation is written directly against Section 37.1 or 37.2 rather than a graduated penalty schedule like the county's noise or construction ordinances carry.

Frequently Asked Questions

Where exactly does Maricopa County's public urination ban apply?
Section 37.1 names sidewalks, parks, bus stops, roadsides, and empty lots specifically, and the 'not limited to' wording extends the ban to any public location that isn't specifically intended and marked for restroom use, such as a posted public restroom or portable toilet.
Is leaving human waste behind a separate violation from urinating in public?
Yes. Section 37.2 separately bans leaving or abandoning feces, urine, or soiled toilet paper in a public spot that isn't designated to hold human waste, so cleanup after an otherwise permitted use does not erase liability if waste is left in the wrong place.
What's the fine for violating Ordinance P-37?
The ordinance text does not set out a specific dollar penalty the way the county's noise or fireworks ordinances do; officers cite a violation of Section 37.1 or 37.2 directly, distinct from the graduated fine schedules used elsewhere in the P-series.

Sources & Official References

Other rules in Maricopa County

All Maricopa County rules

Compare Maricopa County to another location·View the Arizona public conduct overview

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