The Washington state department of agriculture received no petitions for rule making during the fourth quarter of 2012. A summary of the petitions received in 2012 is below.
| Date | Requestor | Subject |
| First Quarter | ||
| March 22, 2012 | The Scotts Company | Liquid formulations of phenoxy herbicides. |
| Second Quarter | ||
| May 31, 2012 | Washington State Dairy Federation | Somatic cell counts in raw milk. |
| June 14, 2012 | Darigold | Somatic cell counts in raw milk. |
| June 22, 2012 | Matt Sircely | Cottage food operations. |
| Third Quarter | ||
| August 25, 2012 | Todd Crosby, Mercer Canyons | Onion white rot quarantine. |
| Fourth Quarter | ||