WAC 131-48-100
| WSR Filing Number | Type of Filing | Date of Filing |
| 17-04-013 | Permanent Rule | 1/20/2017 |
| 16-23-158 | Proposal Original Notice | 11/23/2016 |
| 16-20-006 | Preproposal Statement of Inquiry | 9/22/2016 |
| 13-19-039 | Permanent Rule | 9/12/2013 |
| 13-15-016 | Proposal Original Notice | 7/08/2013 |
| 13-14-087 | Emergency Rule | 7/01/2013 |
| 13-11-031 | Preproposal Statement of Inquiry | 5/09/2013 |
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