WAC 480-75-630
| WSR Filing Number | Type of Filing | Date of Filing |
| 13-03-099 | Permanent Rule | 1/16/2013 |
| 12-21-141 | Proposal Original Notice | 10/24/2012 |
| 08-12-045 | Permanent Rule | 5/30/2008 |
| 08-07-080 | Proposal Original Notice | 3/19/2008 |
| 07-09-001 | Permanent Rule | 4/04/2007 |
| 06-24-128 | Proposal Original Notice | 12/06/2006 |
| 06-15-123 | Preproposal Statement of Inquiry | 7/19/2006 |
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