WAC 388-446-0020
| WSR Filing Number | Type of Filing | Date of Filing |
| 20-13-090 | Permanent Rule | 6/16/2020 |
| 20-09-129 | Proposal Original Notice | 4/21/2020 |
| 19-21-077 | Preproposal Statement of Inquiry | 10/14/2019 |
| 14-03-027 | Permanent Rule | 1/08/2014 |
| 13-22-079 | Proposal Original Notice | 11/06/2013 |
| 13-20-041 | Preproposal Statement of Inquiry | 9/25/2013 |
| 13-13-078 | Preproposal Statement of Inquiry | 6/19/2013 |
| 12-14-012 | Permanent Rule | 6/21/2012 |
| 12-10-043 | Proposal Original Notice | 4/27/2012 |
| 12-10-005 | Proposal Withdrawl | 4/19/2012 |
| 12-09-047 | Proposal Original Notice | 4/16/2012 |
| 12-05-092 | Preproposal Statement of Inquiry | 2/17/2012 |
| 11-19-047 | Permanent Rule | 9/13/2011 |
| 11-14-082 | Proposal Original Notice | 7/01/2011 |
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