WAC 458-20-104
| WSR Filing Number | Type of Filing | Date of Filing |
| 23-08-081 | Permanent Rule | 4/05/2023 |
| 23-04-069 | Expedited Rule Making | 1/30/2023 |
| 10-23-058 | Permanent Rule | 11/12/2010 |
| 10-18-069 | Expedited Rule Making | 8/30/2010 |
| 10-09-050 | Permanent Rule | 4/15/2010 |
| 10-04-022 | Expedited Rule Making | 1/26/2010 |
| 04-14-052 | Permanent Rule | 6/30/2004 |
| 04-11-024 | Proposal Original Notice | 5/11/2004 |
| 04-05-102 | Preproposal Statement of Inquiry | 2/18/2004 |
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