801.7 Works Made for Hire
A work made for hire is (I) “a work prepared by an employee within the scope of his or her employment” or (ii) “a work specially ordered or commissioned for use as a contribution to a collective work, as a part of a motion picture or other audiovisual work, as a translation, as a supplementary work, as a compilation, as an instructional text, as a test, as answer material for a test, or as an atlas, if the parties expressly agree in a written instrument signed by them that the work shall be considered a work made for hire.” 17 U.S.C. § 101.
For more information on works made for hire, see Chapter 500, Section 506.