WAC 296-23-250
| WSR Filing Number | Type of Filing | Date of Filing |
| 08-09-120 | Permanent Rule | 4/22/2008 |
| 08-05-103 | Proposal Original Notice | 2/19/2008 |
| 08-01-111 | Preproposal Statement of Inquiry | 12/18/2007 |
| 05-18-031 | Emergency Rule | 8/30/2005 |
| 05-18-030 | Permanent Rule | 8/30/2005 |
| 05-11-060 | Proposal Original Notice | 5/17/2005 |
| 05-10-075 | Emergency Rule | 5/03/2005 |
| 05-07-122 | Preproposal Statement of Inquiry | 3/22/2005 |
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