(a) At the conclusion of an on-site audit or a desk audit, the health benefit plan issuer or pharmacy benefit manager shall:
(1) provide to the pharmacist or pharmacy a summary of the audit findings; and
(2) allow the pharmacist or pharmacy to respond to questions and alleged discrepancies, if any, and comment on and clarify the findings.
(b) Not later than the 60th day after the date the audit is concluded, the health benefit plan issuer or pharmacy benefit manager shall send by a means that allows tracking of delivery to the pharmacist or pharmacy a preliminary audit report stating the results of the audit and a list identifying documentation, if any, required to resolve discrepancies, if any, found as a result of the audit.

(c) The pharmacist or pharmacy may, by providing documentation or otherwise, challenge a result or remedy a discrepancy stated in the preliminary audit report not later than the 30th day after the date the pharmacist or pharmacy receives the report.
(d) The pharmacist or pharmacy may request an extension to provide documentation supporting a challenge. The request shall be reasonably granted. A health benefit plan issuer or pharmacy benefit manager that grants an extension is not subject to the deadline to send the final audit report under § 1369.264.