[7] Libby has introduced bills to nullify the Patient Protection and Affordable Care Act,[8] eliminate a state sales tax on U.S. gold and silver coinage,[9] prohibit enforcement of the National Defense Authorization Act,[10] eliminate federal regulation of commerce within the state of Maine,[11] and regulate pat-downs by state employees and contractors such as the Transportation Security Administration.
[13] Libby supported endorsed Ron Paul's campaign in the 2012 Republican primaries, along with ten other Maine state representatives.
[14] Libby was elected and served as a delegate supporting Paul at the 2012 Republican National Convention in Tampa, Florida.
[15] In 2013, Libby co-sponsored a bill with Democratic Rep. Diane Russell to legalize the recreational use of marijuana in Maine.
The couple reside in Waterboro, and own and operate Libby & Son U-Picks, a pick-your-own fruit farm in Limerick.