Minimum hourly wage of workers in jobs first covered by Effective Date1938 Act 1 Jan 1, 1981$3.35 for all covered, nonexempt workers Apr 1, 1990 4$3.80 for all covered, nonexempt workers Apr 1, 1991$4.25 for all covered, nonexempt workers Oct 1, 1996$4.75 for all covered, nonexempt workers 25 more rows