[Code of Federal Regulations] [Title 45, Volume 3] [Revised as of October 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 45CFR618.520] [Page 160-161] TITLE 45--PUBLIC WELFARE CHAPTER VI--NATIONAL SCIENCE FOUNDATION PART 618_NONDISCRIMINATION ON THE BASIS OF SEX IN EDUCATION PROGRAMS OR ACTIVITIES RECEIVING FEDERAL FINANCIAL ASSISTANCE--Table of Contents Subpart E_Discrimination on the Basis of Sex in Employment in Education Programs or Activities Prohibited Sec. 618.520 Job classification and structure. A recipient shall not: [[Page 161]] (a) Classify a job as being for males or for females; (b) Maintain or establish separate lines of progression, seniority lists, career ladders, or tenure systems based on sex; or (c) Maintain or establish separate lines of progression, seniority systems, career ladders, or tenure systems for similar jobs, position descriptions, or job requirements that classify persons on the basis of sex, unless sex is a bona fide occupational qualification for the positions in question as set forth in Sec. 618.550.