WAC 173-183-840
| WSR Filing Number | Type of Filing | Date of Filing |
| 13-01-055 | Permanent Rule | 12/14/2012 |
| 12-17-074 | Proposal Original Notice | 8/14/2012 |
| 11-14-110 | Preproposal Statement of Inquiry | 7/06/2011 |
| 09-07-029 | Permanent Rule | 3/10/2009 |
| 09-01-124 | Proposal Original Notice | 12/19/2008 |
| 08-16-107 | Preproposal Statement of Inquiry | 8/05/2008 |
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