WAC 446-20-100
| WSR Filing Number | Type of Filing | Date of Filing |
| 21-05-044 | Permanent Rule | 2/11/2021 |
| 21-01-033 | Proposal Original Notice | 12/07/2020 |
| 12-17-114 | Permanent Rule | 8/21/2012 |
| 12-13-082 | Proposal Original Notice | 6/19/2012 |
| 10-01-109 | Permanent Rule | 12/17/2009 |
| 09-22-086 | Proposal Original Notice | 11/03/2009 |
| 09-22-080 | Proposal Original Notice | 11/03/2009 |
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