WAC 458-20-151
| WSR Filing Number | Type of Filing | Date of Filing |
| 16-16-002 | Permanent Rule | 7/20/2016 |
| 16-11-026 | Proposal Original Notice | 5/09/2016 |
| 16-07-053 | Preproposal Statement of Inquiry | 3/14/2016 |
| 10-06-069 | Permanent Rule | 2/25/2010 |
| 10-01-193 | Expedited Rule Making | 12/22/2009 |
| 04-17-022 | Permanent Rule | 8/09/2004 |
| 04-11-042 | Expedited Rule Making | 5/13/2004 |
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