WAC 388-450-0050
| WSR Filing Number | Type of Filing | Date of Filing |
| 24-11-019 | Permanent Rule | 5/07/2024 |
| 24-07-077 | Proposal Original Notice | 3/18/2024 |
| 24-02-043 | Preproposal Statement of Inquiry | 12/27/2023 |
| 15-17-090 | Permanent Rule | 8/18/2015 |
| 15-13-007 | Proposal Original Notice | 6/04/2015 |
| 15-08-088 | Preproposal Statement of Inquiry | 3/31/2015 |
| 10-22-012 | Permanent Rule | 10/21/2010 |
| 10-10-073 | Proposal Original Notice | 5/03/2010 |
| 04-14-043 | Permanent Rule | 6/29/2004 |
| 04-11-084 | Proposal Original Notice | 5/18/2004 |
| 03-06-095 | Permanent Rule | 3/04/2003 |
| 03-03-008 | Proposal Original Notice | 1/06/2003 |
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