Viewing an earlier version · effective May 22, 2015View current - 1. No employee shall be paid a wage at a rate less than the rate at which an employee of the opposite sex in the same establishment is paid for equal work on a job the performance of which requires equal skill, effort and responsibility, and which is performed under similar working conditions, except where payment is made pursuant to a differential based on: a. a seniority system; b. a merit system: c. a system which measures earnings by quantity or quality of production; or d. any other factor other than sex.