5 CFR 551.207 : Administrative Personnel (§ 1.1 To Parts 10003-10049) — (§ 1.1 To Parts 631-699) — Office Of Personnel Management (§ 1.1 To Parts 631-699) — Civil Service Regulations (§ 110.101 To Parts 631-699) — Pay Administration Under The Fair Labor Standards Act (§ 551.101 To § 551.710) — Exemptions And Exclusions (§ 551.201 To § 551.217) — Professional exemption criteria.

To qualify for the professional exemption, an employee's primary duty must be the performance of work requiring knowledge of an advanced type in a field of science or learning customarily acquired by a prolonged course of specialized intellectual instruction or requiring invention, imagination, originality or talent in a recognized field of artistic or creative endeavor. Learned professionals, creative professionals, and computer employees are described in §§ 551.208, 551.209, and 551.210, respectively.