Moving to Chico, CA? Here Are the Local Rules You Should Know

Chico is a mid-sized city in Butte County, California, with about 101000 residents. Like most cities its size, it has a set of local rules that may differ significantly from neighboring municipalities. Here is an overview of 96 ordinances across 15 categories that affect daily life in Chico.

Noise Ordinances

Outdoor Music: Amplified outdoor music in Chico is bounded by the dBA limits in §§9.38.030–9.38.050 unless the public works director issues a special-event permit under CMC §9.38.080. Applications must be filed at least 14 days before the event, and permitted noise cannot exceed the public-property baseline (60 dBA at 25 ft)..

Also covered: Quiet Hours (moderate), Construction Hours (moderate), Barking Dogs (moderate). See the full noise ordinances guide for Chico for details.

Short-Term Rentals

Noise Rules: Short-term rental guests in Chico are bound by CMC Chapter 9.38 (Noise), which sets specific decibel limits and prohibits unreasonable noise that disturbs the peace, plus general nuisance provisions in CMC Title 9 (Public Peace, Morals & Welfare). Operators are responsible for guest conduct and may face a citation under the city's loud-and-unruly-gathering enforcement, which is concentrated in the Cal State Chico south-campus area..

Also covered: Permit Requirements (moderate), Primary-Residence-Only Rule (permissive), Insurance Requirements (permissive). See the full short-term rentals guide for Chico for details.

Fire Regulations

Fireworks: All fireworks — including those classified as 'Safe and Sane' by the State of California — are banned within Chico city limits. CMC 16R.42.100 amends CCR Title 19 Ch.

Also covered: Wildfire Zones (strict), Fire Pit Rules (strict), Propane Storage (moderate). See the full fire regulations guide for Chico for details.

Parking Rules

Abandoned Vehicles: Chico Municipal Code Chapter 10.52 (Abandoned Vehicles) treats any abandoned, dismantled, wrecked, or inoperative vehicle - or vehicle parts - left on public or private property for more than 168 hours (7 days) as a public nuisance subject to abatement. Section 10.52.150 makes the parking, storing, or leaving of such vehicles unlawful, and the City may remove them at the owner's expense..

Also covered: Overnight Parking (moderate), RV & Boat Parking (moderate), Driveway Rules (moderate). See the full parking rules guide for Chico for details.

Animal Ordinances

Exotic Pets: Chico has no local exotic-pet code; the controlling law is state. Cal.

Also covered: Dog Leash Laws (moderate), Chickens & Livestock (moderate), Beekeeping (permissive). See the full animal ordinances guide for Chico for details.

Fence Regulations

Approved Materials: CMC §19.60.060(F) prohibits barbed wire, razor wire, and electrified fencing in all zoning districts unless approved by use permit in a commercial or industrial zone. Approved commercial electrified fences must sit behind a 6-ft perimeter fence with warning signs..

Also covered: Neighbor Fence Rules (moderate), Height Limits (moderate), Retaining Walls (moderate). See the full fence regulations guide for Chico for details.

Swimming Pools & Spas

Safety Rules: Chico follows the California Swimming Pool Safety Act (Cal. HSC §§115920–115929).

Also covered: Above-Ground Pools (moderate), Pool Permits (moderate), Hot Tub Rules (moderate). See the full swimming pools & spas guide for Chico for details.

Landscaping Rules

Weed Ordinances: Each year the Chico City Council declares weeds, rubbish, refuse, and debris on private parcels a public nuisance and orders abatement under Cal. Gov't Code §§39501-39588.

Also covered: Grass Height Limits (moderate), Tree Trimming (strict), Native Plants (strict). See the full landscaping rules guide for Chico for details.

Tree Protection

Protected Tree Species: Under CMC Ch. 16.66 (Tree Preservation Regulations), Native Oak (Quercus) species or Sycamore (Platanus) species at 36-inch DBH (single trunk) or 36-inch cumulative DBH (multi-trunk) in good health and structure are protected — they cannot be removed without a permit and trigger automatic Heritage Tree status.

Also covered: Parkway Planting (moderate), Heritage & Protected Trees (moderate), Tree Replacement Requirements (strict). See the full tree protection guide for Chico for details.

Home Business

Signage Rules: CMC 19.20.060 limits home occupation signage to one non-illuminated name plate not exceeding 1 square foot in area, with placement approved by the Community Development Director. No display of merchandise, stock-in-trade, or other identification of the home occupation is allowed on the premises.

Also covered: Customer Traffic Restrictions (moderate), Zoning Restrictions (moderate), Home Daycare (permissive). See the full home business guide for Chico for details.

Accessory Structures

Tiny Homes: Chico has no separate tiny-home ordinance; tiny dwellings are regulated under CMC §19.76.130 (ADUs) and California state law. A tiny home on a permanent foundation that meets the California Residential Code (Title 24, Part 2.5) may qualify as an ADU in R1/R2 zones (detached minimum 4 ft side/rear setback, max 1,200 sq ft).

Also covered: ADU Rules (permissive), ADU Rental Restrictions (moderate), ADU Permits (permissive). See the full accessory structures guide for Chico for details.

Environmental Rules

Erosion Control: Erosion control in Chico is enforced through the State Construction General Permit (Order 2022-0057-DWQ) for projects disturbing 1+ acre, the city's Phase II MS4 program for smaller sites, and California Building Code Appendix J for grading. SWPPPs and rainy-season BMPs are required to prevent sediment-laden runoff from entering the MS4 and creeks..

Also covered: Flood Zones (moderate), Stormwater Management (moderate), Grading & Drainage (moderate). See the full environmental rules guide for Chico for details.

Sign Regulations

Garage Sale Signs: Chico Municipal Code §19.22.020(F) limits residential garage/yard sales to two events per 12-month period, each not exceeding 3 consecutive days. Per CMC §19.74.060, one single- or double-faced sign up to 4 sq ft per face may be displayed at the sale site for the duration of the sale only.

Also covered: Holiday Displays (permissive), Political Signs (permissive). See the full sign regulations guide for Chico for details.

Trash & Recycling

Illegal Dumping: Illegal dumping in Chico is prohibited under CMC Chapters 8.04 (Solid Waste General Provisions) and 9.20 (Litter), with state backstops at Cal. Penal Code §374.3 (misdemeanor dumping) and Cal.

Also covered: Yard Waste Collection (moderate), Recycling Requirements (strict), Pickup Rules & Schedules (moderate). See the full trash & recycling guide for Chico for details.

Drone Rules

Park Drone Restrictions: City of Chico parks — including the 3,670-acre Bidwell Park — restrict drone operations under CMC Title 12R; advance written permission is required. CARD-managed facilities prohibit drones outright except by prior written agreement.

Also covered: Commercial Drones (moderate), Recreational Drones (moderate). See the full drone rules guide for Chico for details.

What to Do With This Information

Think of this as a map of the regulatory landscape in Chico. For any rule that directly affects a decision you are making, click through to the full ordinance page for penalty details and exceptions, and confirm with the city if the stakes are high.