WAC 220-400-050
| WSR Filing Number | Type of Filing | Date of Filing |
| 25-09-099 | Permanent Rule | 4/18/2025 |
| 25-04-101 | Proposal Original Notice | 2/04/2025 |
| 24-11-029 | Permanent Rule | 5/07/2024 |
| 24-05-082 | Proposal Original Notice | 2/21/2024 |
| 18-11-061 | Permanent Rule | 5/11/2018 |
| 18-03-177 | Proposal Original Notice | 1/24/2018 |
| 17-05-112 | Permanent Rule | 2/15/2017 |
| 17-02-088 | Proposal Original Notice | 1/04/2017 |
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