Jurisdiction Equal Pay Law Protected Class(es) Type of Work Compared Permissible Factors for Pay Differential Salary History Inquiries Permitted? ND North Dakota Gender Comparable work on jobs in the same establishment that have comparable requirements relating to skill, effort, and responsibility. Differentials that are paid pursuant to established seniority systems, systems that measure earnings by quantity or quality of production, merit systems, or a bona fide factor other than gender, such as education, training, or experience, and which do not discriminate on the basis of gender, are not within this prohibition. No state law OH Ohio Race, color, religion, sex, age, national origin, or ancestry Work on jobs the performance of which requires equal skill, effort, and responsibility, and which are performed under similar conditions. If pursuant to any of the following: a seniority system; a merit system; a system which measures earnings by the quantity or quality of production; a wage rate differential determined by any factor other than protected class. No state law OK Oklahoma Sex Comparable work on jobs that have comparable requirements relating to skill, effort, and responsibility. Differential must be willful. Where such payment is made pursuant to a seniority system; a merit system; a system which measures earnings by quantity or quality of production; or a differential based on any factor other than sex. No state law 25 | 50 STATE EQUAL PAY REFERENCE GUIDE AS OF JULY 2023
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