WAC 16-230-470
| WSR Filing Number | Type of Filing | Date of Filing |
| 19-02-039 | Permanent Rule | 12/26/2018 |
| 18-22-130 | Proposal Original Notice | 11/07/2018 |
| 07-14-132 | Preproposal Statement of Inquiry | 7/03/2007 |
| 07-11-041A | Permanent Rule | 5/09/2007 |
| 07-07-049 | Proposal Original Notice | 3/13/2007 |
| 07-03-022 | Preproposal Statement of Inquiry | 1/05/2007 |
| 04-03-004 | Preproposal Statement of Inquiry | 1/08/2004 |
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