WAC 131-36-050
| WSR Filing Number | Type of Filing | Date of Filing |
| 21-17-035 | Permanent Rule | 8/09/2021 |
| 21-12-023 | Expedited Rule Making | 5/24/2021 |
| 16-11-016 | Permanent Rule | 5/06/2016 |
| 16-07-150 | Proposal Original Notice | 3/23/2016 |
| 16-02-088 | Preproposal Statement of Inquiry | 1/05/2016 |
| 09-06-046 | Permanent Rule | 2/25/2009 |
| 09-01-043 | Expedited Rule Making | 12/10/2008 |
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