Before 1940

• Davis-Bacon Act of 1931
  
• Social Security Act of 1935
  
• National Labor Relations Act of 1935
  
• Walsh-Healy Public Contracts Act of 1936
  
• Fair Labor Standards Act of 1938
  
• Federal Unemployment Tax Act of 1939
  
  

1940 to 1960

• Portal to Portal Act of 1947
  
  

1960s

• Equal Pay Act of 1963
  
• Bennett Amendment to Title VII - 1963
  
• Title VII of the Civil Rights Act of 1964
  
• Executive Orders 11141 (1964) & 11246 (1965)
  
• Old-Age, Survivor, & Disability Insurance of 1965
  
• Age Discrimination in Employement Act of 1967
  
  

1970s

• Occupational Safety & Health Act of 1970
  
• Employment Retirement Income Security Act of 1974
  
• Pregnancy Discrimination Act of 1978
  
• Mandatory Retirement Act of 1978
  
  

1980s

• Internal Revenue Code - Section 79, 1984
  
• Consolidated Omnibus Budget Reconciliation Act of 1985
  
• Worker Adjustment & Retraining Act of 1989
  
  

1990s

• Americans with Disability Act of 1990
  
• Older Workers Benefit Protection Act of 1990
  
• Civil Rights Act of 1991
  
• Family Medical Leave Act of 1993
  
• Health Insurance Portability & Accountability Act of 1996
  
  

2000s

• Pension Protection Act of 2006
  
• ADA Amendment Act of 2008
  
• Genetic Information Nondiscrimination Act of 2008
  
• Lilly Ledbetter Fair Pay Act of 2009
  
  

2010s

• Patient Protection and Affordable Care Act of 2010
  
• Health Care & Education Reconciliation Act of 2010