What Katy Regulates: A Complete Ordinance Overview

Katy, Texas may not be the biggest city in the state, but it has its own set of local rules that residents need to follow. With 62 tracked ordinances across 20 categories, there is more here than you might expect.

Noise Ordinances

Amplified Music & Events: Katy bans loudspeakers cast onto public streets for advertising and prohibits radios, stereos, and amplifiers loud enough to disturb neighbors, with a strict 11 p.m.-7 a.m. audibility threshold..

Also covered: Barking Dogs (moderate), Leaf Blower Rules (permissive), Quiet Hours (moderate). See the full noise ordinances guide for Katy for details.

Parking Rules

Commercial Vehicle Restrictions: Katy prohibits parking commercial vehicles exceeding 10,000 pounds gross weight on any city street, right-of-way, or alley for longer than one hour, with exceptions only for active deliveries..

Also covered: RV & Boat Parking (moderate), Abandoned Vehicles (strict), Street Parking Limits (moderate). See the full parking rules guide for Katy for details.

Short-Term Rentals

Taxes & Fees: Katy imposes a 7% city hotel occupancy tax on short-term rentals, in addition to the 6% state HOT, with monthly reporting required from operators..

Also covered: Insurance Requirements (strict), Parking Rules (moderate), Permit Requirements (strict). See the full short-term rentals guide for Katy for details.

Landscaping Rules

Water Restrictions: Katy enforces a multi-stage drought plan with mandatory twice-weekly outdoor watering windows tied to address numbers and land use..

Also covered: Grass Height Limits (moderate), Tree Removal & Heritage Trees (strict), Weed Ordinances (moderate). See the full landscaping rules guide for Katy for details.

Trash & Recycling

Bin Placement Rules: Katy requires carts placed at the curb by 7 a.m. on collection day, and commercial dumpsters must sit on a screened, all-weather pad except when stored fully inside..

Also covered: Recycling Requirements (permissive), Bulk Item Disposal (permissive), Pickup Rules & Schedules (moderate). See the full trash & recycling guide for Katy for details.

Animal Ordinances

Chickens & Livestock: Katy prohibits keeping chickens, fowl, or livestock on tracts smaller than one acre, caps the number per acre, and bans swine within city limits except for limited FFA or 4-H exemptions..

Also covered: Exotic Pets (strict), Dog Leash Laws (moderate), Animal Hoarding (strict). See the full animal ordinances guide for Katy for details.

Outdoor Lighting

Light Trespass: Katy's zoning ordinance prohibits offensive glare from industrial-district uses and code enforcement treats unreasonable light intrusion onto neighboring property as a nuisance violation subject to citation..

Sign Regulations

Garage Sale Signs: Katy prohibits posting garage sale signs and other bandit signs in public rights-of-way, on utility poles, traffic signs, or attached to public infrastructure..

Also covered: Holiday Displays (permissive). See the full sign regulations guide for Katy for details.

Fire Regulations

Fireworks: Katy prohibits the manufacture, sale, possession, and discharge of all fireworks inside city limits under Article 5.07 of its Code of Ordinances. Violators face fines from $25 to $200 per offense and the Fire Marshal will seize and destroy any fireworks found..

Also covered: Brush Clearance (moderate), Fire Pit Rules (strict). See the full fire regulations guide for Katy for details.

Home Business

Signage Rules: Katy regulates signs through Article 3.06 of Chapter 3, restricting moving and intermittent lights and prohibiting unpermitted off-premises signs in residential districts where home occupations operate..

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

Environmental Rules

Stormwater Management: Katy requires a stormwater pollution prevention plan and TPDES coverage for any construction site disturbing one or more acres, including post-construction BMPs maintained by the property owner..

Also covered: Grading & Drainage (strict), Erosion Control (strict), Flood Zones (strict). See the full environmental rules guide for Katy for details.

Property Maintenance

Trash Bin Storage: Katy requires trash containers to be marked with owner contact information, kept covered, and used only by the property they belong to..

Also covered: Vacant Lot Maintenance (moderate), Property Blight (moderate). See the full property maintenance guide for Katy for details.

Swimming Pools & Spas

Fencing Requirements: Katy adopted the 2021 International Swimming Pool and Spa Code and 2021 IRC (effective Jan 1, 2024), which require a 48-inch barrier with self-closing/self-latching gates around residential pools; a permit is required for all in-ground and above-ground pools..

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

Accessory Structures

Garage Conversions: Katy requires a building permit for converting a garage to living space under the 2021 IRC and 2023 NEC adopted Jan 1, 2024. Conversions cannot create an unrelated rental unit, and HOA deed restrictions in master-planned subdivisions often prohibit the change..

Also covered: Carport Rules (moderate), Shed Rules (moderate), ADU Rules (moderate). See the full accessory structures guide for Katy for details.

Food Trucks & Mobile Vendors

Vending Zones: Katy limits stationary food truck operation to the M industrial district, with additional accessory-use allowances in the OKD Old Katy district. No more than two mobile food establishments may share a single location, and OKD trucks must sit behind a building and stay 300 feet from other vending sites..

Also covered: Food Truck Permits (moderate). See the full food trucks & mobile vendors guide for Katy for details.

Curfew Laws

Juvenile Curfew: The City of Katy enforces nighttime and daytime juvenile curfews under Chapter 8, prohibiting minors from being in public during specified hours absent statutory exceptions..

Also covered: Park Curfew (moderate). See the full curfew laws guide for Katy for details.

Tree Protection

Tree Removal Permits: Katy makes it a misdemeanor to damage, cut, or remove vegetation on public parks, easements, rights-of-way, or other city property, with fines up to $200 per violation..

Also covered: Tree Replacement Requirements (moderate). See the full tree protection guide for Katy for details.

Fence Regulations

Height Limits: Katy's Code of Ordinances and Zoning Ordinance (Exhibit 14A) do not set a numeric maximum fence height for residential lots and require no building permit for fence construction. Corner lots must preserve sightlines at intersections, and almost every Katy subdivision is governed by HOA deed restrictions that typically cap fences at 6 to 8 feet.

Building Setbacks & Zoning

Setback Rules: Katy's R-1 single-family district requires a 25-foot front yard, side yard adjacent to streets on corner lots, and a minimum 15-foot rear yard depth measured from any structure..

Also covered: Structure Height Limits (moderate). See the full building setbacks & zoning guide for Katy for details.

Soliciting & Door-to-Door

Solicitor Permits: Under Ordinance No. 2243, anyone engaged in home solicitation, charitable solicitation, or itinerant peddling in Katy must obtain a permit and register with the Katy Police Department before knocking on doors..

Also covered: No-Knock Registry (strict). See the full soliciting & door-to-door guide for Katy for details.

What to Do With This Information

This overview covers the big picture, but the details matter. Each ordinance page for Katy includes the full text, violation penalties, and frequently asked questions. Use those pages when you need specifics.