Washington Administrative Code
Title 173 - Ecology, Department of (See also Titles 197, 317, 372, and 508)
Chapter 173-401 - Operating permit regulation
Part V - PERMIT APPLICATIONS
- Section 173-401-500 - Permit applications
- Section 173-401-510 - Permit application form
- Section 173-401-520 - Certification
- Section 173-401-530 - Insignificant emission units
- Section 173-401-531 - Thresholds for hazardous air pollutants
- Section 173-401-532 - Categorically exempt insignificant emission units
- Section 173-401-533 - Units and activities defined as insignificant on the basis of size or production rate
Disclaimer: These regulations may not be the most recent version. Washington may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
This site is protected by reCAPTCHA and the Google
Privacy Policy and
Terms of Service apply.