[Code of Federal Regulations] [Title 5, Volume 1] [Revised as of January 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 5CFR339.203] [Page 231] TITLE 5--ADMINISTRATIVE PERSONNEL CHAPTER I--OFFICE OF PERSONNEL MANAGEMENT PART 339_MEDICAL QUALIFICATION DETERMINATIONS--Table of Contents Subpart B_Physical and Medical Qualifications Sec. 339.203 Physical requirements. Agencies are authorized to establish physical requirements for individual positions without OPM approval when such requirements are considered essential for successful job performance. The requirements must be clearly supported by the actual duties of the position and documented in the position description.