Federal laws & all 50 state laws for pumping at work.
Federal
All mothers are protected either under their state law or federal law – whichever gives MORE protection. For example, if your state laws are more protective than the federal laws, your state laws will apply. If the federal law protects you more than your state law, then the federal laws will apply.
Alabama
https://www.alabamapublichealth.gov
Alaska
Arizona
Arkansas
https://www.labor.arkansas.gov
California
Colorado
Connecticut
Delaware
Florida
Georgia
https://www.georgiabreastfeedingcoalition.org
Hawaii
Idaho
https://www.idahobreastfeeding.org
Illinois
Indiana
http://www.indianabreastfeeding.org
Iowa
https://www.legis.iowa.gov (page 344, section 21)
Kansas
Kentucky
https://apps.legislature.ky.gov
Louisiana
http://www.louisianabreastfeeding.org
Maine
https://www.mainelegislature.org
Maryland
Massachusetts
Michigan
https://www.legislature.mi.gov
Minnesota
Mississippi
Missouri
Montana
Nebraska
https://www.nebraskalegislature.gov (page 2)
Nevada
New Hampshire
https://legiscan.com (275:78)
New Jersey
New Mexico
New York
North Carolina
North Carolina has no state-level laws to protect breastfeeding mothers in the workplace.
North Dakota
North Dakota has no state legislation to protect breastfeeding mothers in the workplace.
Ohio
Ohio has no state-level laws to protect breastfeeding mothers in the workplace.
Oklahoma
Oregon
Pennsylvania
Pennsylvania has no state legislation to protect breastfeeding mothers in the workplace.
Rhode Island
http://rhodeislandgeneralassembly.gov
South Carolina
South Dakota
South Dakota has no state-level laws to protect breastfeeding mothers in the workplace.
Tennessee
Texas
Utah
Vermont
https://legislature.vermont.gov
Virginia
Washington
West Virginia
West Virginia has no state legislation to protect breastfeeding mothers in the workplace.
Wisconsin
Wisconsin has no state-level laws to protect breastfeeding mothers in the workplace.
Wyoming
Wyoming has no state legislation to protect breastfeeding mothers in the workplace.