WAC 388-106-1420
| WSR Filing Number | Type of Filing | Date of Filing |
| 22-21-005 | Preproposal Statement of Inquiry Withdrawal | 10/05/2022 |
| 22-03-090 | Preproposal Statement of Inquiry | 1/18/2022 |
| 15-06-057 | Preproposal Statement of Inquiry | 3/03/2015 |
| 13-18-039 | Permanent Rule | 8/29/2013 |
| 13-17-125 | Permanent Rule | 8/21/2013 |
| 13-13-083 | Proposal Original Notice | 6/19/2013 |
| 06-16-035 | Permanent Rule | 7/25/2006 |
| 06-11-018 | Proposal Original Notice | 5/04/2006 |
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