WAC 392-122-212
| WSR Filing Number | Type of Filing | Date of Filing |
| 21-04-039 | Permanent Rule | 1/26/2021 |
| 20-23-088 | Proposal Original Notice | 11/17/2020 |
| 07-23-022 | Permanent Rule | 11/09/2007 |
| 07-15-047 | Expedited Rule Making | 7/13/2007 |
| 05-19-139 | Permanent Rule | 9/21/2005 |
| 05-13-097 | Proposal Original Notice | 6/16/2005 |
| 05-10-047 | Preproposal Statement of Inquiry | 4/29/2005 |
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