WAC 460-44A-504
| WSR Filing Number | Type of Filing | Date of Filing |
| 19-04-084 | Permanent Rule | 2/04/2019 |
| 19-01-089 | Proposal Original Notice | 12/18/2018 |
| 18-04-018 | Preproposal Statement of Inquiry | 1/26/2018 |
| 16-01-048 | Preproposal Statement of Inquiry | 12/10/2015 |
| 08-16-072 | Permanent Rule | 7/31/2008 |
| 08-06-049 | Proposal Original Notice | 2/28/2008 |
| 07-23-073 | Preproposal Statement of Inquiry | 11/19/2007 |
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