34 C.F.R. § 5.2
As used in this part:
(e)
(1) Agency records are documentary materials regardless of physical form or characteristics that—
(2) Agency records include—
(3) Agency records do not include tangible, evidentiary objects or equipment; library or museum materials made or acquired and preserved solely for reference or exhibition purposes; extra copies of documents preserved only for convenience of reference; stocks of publications; and personal records created for the convenience of an individual and not used to conduct Department business or incorporated into the Department's record keeping system or files.
(Authority: 5 U.S.C. 552(a), 20 U.S.C. 3474)