Wisconsin's plan was approved by the Republican-controlled Legislature more than two years ago, but it languished because it conflicts with federal rules prohibiting states from imposing additional eligibility criteria on Florida had a drug test requirement for food stamp recipients that a federal appeals court blocked in 2014, finding it violated constitutional protections against unreasonable searches. Walker filed a federal lawsuit in 2015 seeking approval to test food stamp applicants, but it was rejected because then-President Barack Obama's administration had not yet formally rejected the state's request to do the testing.