WAC 458-20-252
| WSR Filing Number | Type of Filing | Date of Filing |
| 24-22-113 | Permanent Rule | 11/05/2024 |
| 24-17-137 | Expedited Rule Making | 8/21/2024 |
| 24-12-037 | Permanent Rule | 5/30/2024 |
| 24-06-071 | Proposal Original Notice | 3/05/2024 |
| 24-03-078 | Preproposal Statement of Inquiry | 1/16/2024 |
| 20-02-055 | Permanent Rule | 12/24/2019 |
| 19-21-168 | Expedited Rule Making | 10/22/2019 |
| 18-22-012 | Permanent Rule | 10/25/2018 |
| 18-15-023 | Proposal Original Notice | 7/10/2018 |
| 18-10-038 | Preproposal Statement of Inquiry | 4/25/2018 |
| 17-01-155 | Permanent Rule | 12/21/2016 |
| 16-21-094 | Expedited Rule Making | 10/19/2016 |
| 16-08-018 | Expedited rule making withdrawal | 3/29/2016 |
| 16-07-078 | Expedited Rule Making | 3/17/2016 |
| 04-02-070 | Preproposal Statement of Inquiry | 1/07/2004 |
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