WAC 458-20-22802
| WSR Filing Number | Type of Filing | Date of Filing |
| 22-23-092 | Permanent Rule | 11/15/2022 |
| 22-18-067 | Expedited Rule Making | 9/01/2022 |
| 16-06-040 | Permanent Rule | 2/24/2016 |
| 16-01-006 | Expedited Rule Making | 12/03/2015 |
| 13-22-047 | Permanent Rule | 11/01/2013 |
| 13-12-058 | Expedited Rule Making | 6/04/2013 |
| 10-17-085 | Preproposal Statement of Inquiry | 8/16/2010 |
| 06-23-066 | Permanent Rule | 11/09/2006 |
| 06-18-091 | Expedited Rule Making | 9/05/2006 |
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