The contractor issues initial determinations on clean claims within 30 calendar days of receipt if they are submitted by or on behalf of the beneficiary who received the items and/or services; otherwise, interest must be paid at the rate specified at 31 U.S.C. § 3902(a) for the period beginning on the day after the required payment date and ending on the date payment is made.

[70 FR 11472, Mar. 8, 2005, as amended at 74 FR 65333, Dec. 9, 2009]