WAC 388-449-0020
| WSR Filing Number | Type of Filing | Date of Filing |
| 12-10-042 | Permanent Rule | 4/27/2012 |
| 12-05-033 | Emergency Rule | 2/09/2012 |
| 12-05-023 | Proposal Supplemental | 2/07/2012 |
| 11-22-032 | Proposal Original Notice | 10/26/2011 |
| 11-21-049 | Emergency Rule | 10/12/2011 |
| 11-21-046 | Rescind Emergency Rule | 10/12/2011 |
| 11-21-020 | Emergency Rule | 10/11/2011 |
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