Mica was a member of the Florida House of Representatives for two terms from 1976 to 1980.

John L. Mica is the U.S. Representative for Florida 's 7th congressional district, serving since 1993. He is a member of the Republican Party. He is the chairman of the House Transportation and Infrastructure Committee, starting January 3, 2011. Mica was a member of the Florida House of Representatives for two terms from 1976 to 1980.

Sponsored by GOP House Transportation Committee Chairman John Mica (R-FL), the provision would eliminate the new democratic voting guidelines and restore a process that has been used for decades by corporations to defeat union organizing efforts in the transportation industry.

March 12, 2011 - The House of Representatives will soon debate and vote on the FAA Reauthorization and Reform Act of 2011 (H.R. 658). Hidden deep in this legislation is a provision that would overturn the National Mediation Board’s (NMB) new voting rules for the nation’s airline and railroad workers.