Washington market at a glance
Source: US Census Bureau: County Business Patterns (CBP) 2023, ACS 2024 1-year; city populations, Vintage 2024. US = 50 states + DC.
Washington window tint rules
Where film is applied to any window but the windshield, the net result (factory tint plus film) must pass 24% or more of light and reflect 35% or less, with mirrors on both sides; no tolerance is stated. Manufacturer-identified trucks, motor homes, multipurpose passenger vehicles and some other listed classes may go darker behind the driver. Windshield film: a transparent top strip within six inches, outside the AS-1 portion, plus clear UV film.
Summary checked against Rev. Code Wash. (RCW) § 46.37.430 on 2026-09-28. Verify current statutes before quoting.
Washington PPF shop questions
- How many paint protection film businesses are there in Washington?
- Census has no paint protection film category. Its closest, automotive body, paint, interior, and glass repair (NAICS 81112), counted 935 in Washington in 2023, most in King (256), Pierce (117), Snohomish (104), Spokane (70) and Clark (59) (Census County Business Patterns, 2023).
- How many vehicles are there in Washington?
- Washington households had 6,143,200 vehicles available, 1.94 per household (ACS 2024 1-year). By county, the most are in King (1,567,993), Pierce (723,029), Snohomish (659,009), Spokane (428,279), Clark (407,628) (ACS 2020-2024 5-year).
PPF installer software in neighbouring states
Number of auto body, paint, interior and glass shops, CBP 2023.
- Oregon · 555
- Idaho · 317
- California · 4,969
Washington city pages
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