In a precedential en banc opinion, Rizo v. Yovino, the U.S. Court of Appeals for the Ninth Circuit determined that an employee’s prior salary cannot justify a wage differential between male and female employees under the Equal Pay Act. Significantly, this decision overrules established prior Ninth Circuit precedent that an employee’s prior salary constitutes a “factor other than sex” under the Act upon which a wage differential may be based. Background The Plaintiff, Aileen Rizo, was hired by the Fresno County Office of Education in 2009 as a math consultant. At the time of her hire, her starting salary was determined in accordance with Fresno’s standard operating policy which provided that the salary for all new hires would be set by adding five percent to their previous salary. In or about 2012, Rizo learned that male colleagues who were hired after her were earning more than she. In 2014, Rizo filed a lawsuit against Jim Yovino in his official capacity as the Superintendent of the Fresno County Office of Education alleging violations of the Equal Pay Act, Title VII, and California law. At the District Court, Fresno admitted that it paid Rizo less than her male colleagues for the same work, but argued that the pay differential was permissible based on the Equal Pay Act’s...