34 C.F.R. § 5.81 Time for initiation of request for review.
Title 34 - Education
A person whose request has been denied may initiate a review by filing a request for review within (a) 30 days of receipt of the determination to deny or (b) within 30 days of receipt of records which are in partial response to his request if a portion of a request is granted and a portion denied, whatever is later.
Title 34: Education
PART 5—AVAILABILITY OF INFORMATION TO THE PUBLIC PURSUANT TO PUB. L. 90–23
Subpart G—Administrative Review
§ 5.81 Time for initiation of request for review.

