WAC 458-20-254
| WSR Filing Number | Type of Filing | Date of Filing |
| 23-23-124 | Permanent Rule | 11/16/2023 |
| 23-17-040 | Expedited Rule Making | 8/09/2023 |
| 20-22-093 | Permanent Rule | 11/03/2020 |
| 20-18-008 | Expedited Rule Making | 8/20/2020 |
| 16-06-040 | Permanent Rule | 2/24/2016 |
| 16-01-006 | Expedited Rule Making | 12/03/2015 |
| 07-04-100 | Permanent Rule | 2/06/2007 |
| 06-17-152 | Proposal Original Notice | 8/22/2006 |
| 06-11-180 | Preproposal Statement of Inquiry | 5/24/2006 |
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