To amend the Fair Labor Standards Act of 1938 to prohibit discrimination in the payment of wages on account of sex, race, or national origin, and for other purposes.

Fair Pay Act of 2009 - Amends the Fair Labor Standards Act of 1938 to prohibit discrimination in the payment of wages on account of sex, race, or national origin. (Allows payment of different wages under seniority systems, merit systems, systems that measure earnings by quantity or quality of production, or differentials based on bona fide factors that the employer demonstrates are...