WAC 172-121-121
| WSR Filing Number | Type of Filing | Date of Filing |
| 24-22-047 | Permanent Rule | 10/28/2024 |
| 24-17-113 | Proposal Original Notice | 8/19/2024 |
| 24-16-028 | Emergency Rule | 7/27/2024 |
| 23-01-027 | Permanent Rule | 12/09/2022 |
| 22-19-028 | Proposal Original Notice | 9/13/2022 |
| 20-19-060 | Emergency Rule | 9/11/2020 |
| 20-19-046 | Permanent Rule | 9/10/2020 |
| 20-07-015 | Proposal Original Notice | 3/05/2020 |
| 20-01-032 | Permanent Rule | 12/06/2019 |
| 19-20-024 | Proposal Original Notice | 9/23/2019 |
| 19-01-047 | Permanent Rule | 12/13/2018 |
| 18-22-035 | Proposal Original Notice | 10/29/2018 |
| 17-17-121 | Emergency Rule | 8/21/2017 |
| 17-17-031 | Permanent Rule | 8/09/2017 |
| 17-14-054 | Proposal Supplemental | 6/28/2017 |
| 17-10-025 | Emergency Rule | 4/25/2017 |
| 17-07-052 | Proposal Original Notice | 3/10/2017 |
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