34 C.F.R. § 668.210
(a) Eligibility. You may request a new data adjustment for your most recent cohort of borrowers, used to calculate your most recent official cohort default rate, if—
(b) Deadlines for requesting a new data adjustment.
(2) Within 20 days after receiving your request for a new data adjustment, the data manager must send you and us a response that—
(5) Within 20 days after receiving your request for replacement records or clarification of data, the data manager must—
(6) You must send us your completed request for a new data adjustment, including all supporting documentation—
(c) Determination. If we determine that incorrect data were used to calculate your cohort default rate, we recalculate your cohort default rate based on the correct data and make electronic corrections to the rate that is publicly released.
(Approved by the Office of Management and Budget under control number 1845-0022)
(Authority:20 U.S.C. 1082, 1085, 1094, 1099c)