WAC 357-31-520
| WSR Filing Number | Type of Filing | Date of Filing |
| 20-06-008 | Permanent Rule | 2/20/2020 |
| 20-02-103 | Proposal Original Notice | 12/31/2019 |
| 09-18-113 | Permanent Rule | 9/02/2009 |
| 09-17-056 | Permanent Rule | 8/13/2009 |
| 09-14-129 | Proposal Original Notice | 7/01/2009 |
| 05-08-140 | Permanent Rule | 4/06/2005 |
| 05-01-246 | Proposal Original Notice | 12/22/2004 |
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