<P> In Michigan in January through March 2013, a poll found that 43 percent of those polled thought the law would help Michigan's economy, while 41 percent thought it would hurt . </P> <P> The following states (28) are right - to - work states: </P> <Ul> <Li> Alabama (adopted 1953, Constitution 2016) </Li> <Li> Arizona (Constitution, State Constitution Article 25 approved 1946) (adopted 1944) </Li> <Li> Arkansas (Constitution, 1947, Amendment 34) </Li> <Li> Florida (Constitution, 1944, revised 1968, Article 1, Section 6) </Li> <Li> Georgia (adopted 1947) </Li> <Li> Idaho (adopted 1985) </Li> <Li> Indiana (State law, 2012) </Li> <Li> Iowa (adopted 1947) </Li> <Li> Kansas (Constitution, 1958, Article 15, Section 12) </Li> <Li> Kentucky (adopted 2017) </Li> <Li> Louisiana (adopted 1976) </Li> <Li> Michigan (State law, 2012) </Li> <Li> Mississippi (Constitution, adopted 1954) </Li> <Li> Missouri (adopted 2017) (Postponed by petition to 2018 for citizen voting) </Li> <Li> Nebraska (Constitution and statute, adopted 1946) </Li> <Li> Nevada (adopted 1951) </Li> <Li> North Carolina (adopted 1947) </Li> <Li> North Dakota (adopted 1947) </Li> <Li> Oklahoma (Constitution, adopted 2001) </Li> <Li> South Carolina (adopted 1954) </Li> <Li> South Dakota (adopted 1946) </Li> <Li> Tennessee (adopted 1947) </Li> <Li> Texas (adopted 1947, revised 1993) </Li> <Li> Utah (adopted 1955) </Li> <Li> Virginia (adopted 1947) </Li> <Li> West Virginia (adopted 2016) (Went into effect September 2017 due to lower court injunctions) </Li> <Li> Wisconsin (adopted 2015) </Li> <Li> Wyoming (adopted 1963) </Li> </Ul> <Li> Alabama (adopted 1953, Constitution 2016) </Li>

When did louisiana became a right to work state