Katy City Zoning Code
§ 20B
OUTDOOR LIGHTING STANDARDS.
20B.1
Applicability.
This section shall apply to all new or replacement outdoor lighting on nonresidential and multifamily properties.
20B.2
Exemptions.
20B.2-1
Decorative holiday lighting;
20B.2-2
Lighting required by local, state, or federal law;
20B.2-3
Temporary emergency lighting needed during activities of law enforcement, fire, and other emergency services;
20B.2-4
Temporary lighting at construction sites;
20B.2-5
Entertainment lighting that occurs only during the course of a special event;
20B.2-6
Accent lighting that targets specific features of a building or monument (not facade lighting);
20B.2-7
Lighting at historic landmarks where historic light fixtures are used;
20B.2-8
Lighting directed at a displayed flag that does not interfere with the visibility on thoroughfares or shine directly at any adjacent residential use; and
20B.2-9
Streetlights, including lighting in a public right-of-way.
20B.3
Site Lighting Design Requirements.
20B.3-1
Light Source/Lamp.
20B.3-1.1
Any light source shall not project below an opaque housing.
20B.3-1.2
Only incandescent, fluorescent, metal halide, mercury vapor, or color corrected high-pressure sodium or LEDs may be used. Other light sources may be approved at the discretion of the City Planner.
20B.3-2
Mounting.
20B.3-2.1
Fixtures shall be mounted in such a manner that the projected cone of light does not cross any property line.
20B.3-3
Luminaire/Fixture.
20B.3-3.1
No fixture shall directly project light horizontally or cause light trespass onto any adjacent residential use.
20B.3-3.2
All fixtures incorporated into non-enclosed structures (i.e., gas pump canopies, carwashes, etc.) shall be fully recessed into the underside of such structures.
20B.3-3.3
All permanent light fixtures are required to be full cutoff fixtures with the light source fully shielded and directed downward. Examples of acceptable/unacceptable lighting fixtures are shown in Exhibit A below:
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(Ordinance 3054 adopted 8/22/2022)