WAC 260-48-915
| WSR Filing Number | Type of Filing | Date of Filing |
| 22-01-120 | Permanent Rule | 12/13/2021 |
| 21-20-103 | Proposal Original Notice | 10/04/2021 |
| 21-13-015 | Preproposal Statement of Inquiry | 6/08/2021 |
| 12-03-074 | Permanent Rule | 1/13/2012 |
| 11-23-118 | Proposal Original Notice | 11/21/2011 |
| 08-17-049 | Permanent Rule | 8/14/2008 |
| 08-11-112 | Proposal Original Notice | 5/20/2008 |
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