WAC 388-418-0020
| WSR Filing Number | Type of Filing | Date of Filing |
| 20-20-007 | Permanent Rule | 9/24/2020 |
| 20-16-130 | Proposal Original Notice | 8/03/2020 |
| 20-14-087 | Emergency Rule | 6/30/2020 |
| 20-11-070 | Preproposal Statement of Inquiry | 5/20/2020 |
| 19-12-108 | Preproposal Statement of Inquiry | 6/05/2019 |
| 18-07-064 | Permanent Rule | 3/15/2018 |
| 18-03-136 | Proposal Original Notice | 1/22/2018 |
| 17-18-082 | Preproposal Statement of Inquiry | 9/05/2017 |
| 13-18-005 | Permanent Rule | 8/22/2013 |
| 13-11-025 | Proposal Original Notice | 5/08/2013 |
| 08-04-075 | Preproposal Statement of Inquiry | 2/04/2008 |
| 06-13-043 | Permanent Rule | 6/15/2006 |
| 06-10-053 | Proposal Original Notice | 5/01/2006 |
| 05-21-095 | Preproposal Statement of Inquiry | 10/18/2005 |
| 05-09-020 | Permanent Rule | 4/12/2005 |
| 05-06-088 | Proposal Original Notice | 3/01/2005 |
| 04-19-134 | Permanent Rule | 9/21/2004 |
| 04-15-052 | Proposal Original Notice | 7/13/2004 |
| 03-21-028 | Permanent Rule | 10/07/2003 |
| 03-17-087 | Proposal Original Notice | 8/19/2003 |
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