WAC 388-400-0070
| WSR Filing Number | Type of Filing | Date of Filing |
| 25-12-038 | Preproposal Statement of Inquiry Withdrawal | 5/28/2025 |
| 25-01-079 | Preproposal Statement of Inquiry | 12/12/2024 |
| 23-01-057 | Permanent Rule | 12/14/2022 |
| 22-22-071 | Proposal Original Notice | 10/31/2022 |
| 22-19-060 | Emergency Rule | 9/16/2022 |
| 22-18-066 | Emergency Rule | 9/01/2022 |
| 22-17-114 | Preproposal Statement of Inquiry | 8/22/2022 |
| 20-19-006 | Permanent Rule | 9/03/2020 |
| 20-15-120 | Proposal Original Notice | 7/17/2020 |
| 20-13-036 | Emergency Rule | 6/10/2020 |
| 20-09-137 | Preproposal Statement of Inquiry | 4/21/2020 |
| 18-18-007 | Permanent Rule | 8/23/2018 |
| 18-15-029 | Emergency Rule | 7/11/2018 |
| 18-13-080 | Proposal Original Notice | 6/15/2018 |
| 18-07-056 | Preproposal Statement of Inquiry | 3/15/2018 |
| 18-07-048 | Emergency Rule | 3/14/2018 |
| 13-24-044 | Permanent Rule | 11/26/2013 |
| 13-19-065 | Proposal Original Notice | 9/17/2013 |
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