| Title (link to summary) | Number | Date (released or updated) |
|
Final Regulatory Analyses for Chapter 363 WAC, Tug Escorts
| 25-08-019 | November 2025 |
|
Preliminary Regulatory Analyses for Chapter 173-400 WAC, General regulation for air pollution sources, Chapter 173-425 WAC, Outdoor burning and Chapter 173-430 WAC, Agricultural burning (Flame Cap Kilns and Air Curtain Incinerators)
| 25-02-036 | November 2025 |
|
Final Regulatory Analyses for Chapter 173-424 WAC, Clean Fuels Program Rule
| 25-14-093 | October 2025 |
|
Final Regulatory Analyses for Chapter 173-443 WAC, Hydrofluorocarbons (HFCs) and Other Fluorinated Greenhouse Gases
| 25-14-089 | October 2025 |
|
Small Business Economic Impact Analysis: Aquatic Plant and Algae Management General Permit
| 25-10-073 | September 2025 |
|
Small Business Economic Impact Analysis: Sand and Gravel General Permit
| 25-10-061 | August 2025 |
|
Economically Disadvantaged Cities, Town, and Counties in Washington State 2025-27
| 25-09-045 | August 2025 |
|
Final Regulatory Analyses for Chapter 173-339 WAC, Cosmetic Products Restrictions
| 25-04-045 | August 2025 |
|
Final Regulatory Analyses for Chapter 173-446 WAC, Climate Commitment Act Program Rule (Ozone Depleting Substances Offsets)
| 25-14-053 | July 2025 |
|
Final Regulatory Analyses for Chapter 173-224 WAC, Water Quality Permit Fees
| 25-10-055 | July 2025 |
|
Preliminary Regulatory Analyses for Chapter 173-905 WAC, Battery Stewardship Program
| 25-07-049 | July 2025 |
|
Preliminary Regulatory Analyses for Chapter 173-424 WAC, Clean Fuels Program Rule
| 25-14-039 | June 2025 |
|
Preliminary Regulatory Analyses for Chapter 363-116 WAC, Pilotage Rules (Tug Escorts)
| 25-08-011 | June 2025 |
|
Preliminary Regulatory Analyses for Chapter 173-337 WAC, Safer Products Restrictions and Reporting (Cycle 1.5: PFAS)
| 25-04-027 | June 2025 |
|
Preliminary Regulatory Analyses for Chapter 173-443 WAC, Hydrofluorocarbons (HFCs) and Other Fluorinated Greenhouse Gases
| 25-14-024 | May 2025 |
|
Preliminary Regulatory Analyses for Chapter 173-224 WAC, Water Quality Permit Fees
| 25-10-023 | March 2025 |
|
Small Business Economic Impact Statement: Construction Stormwater General Permit and the National Pollutant Discharge Elimination System and State Waste Discharge General Permit
| 25-10-011 | March 2025 |
|
Preliminary Regulatory Analyses for Chapter 173-446 WAC, Ozone Depleting Substances Offsets
| 25-14-009 | February 2025 |
|
Preliminary Regulatory Analyses for Chapter 173-339 WAC, Cosmetic Products Restrictions
| 25-04-009 | February 2025 |