If the Committee determines, during the review period described in § 802.503 , not to undertake an investigation of a notified covered real estate transaction, action under section 721 shall be concluded. An official at the Department of the Treasury shall promptly inform the parties to a covered real estate transaction in writing of a determination of the Committee not to undertake an investigation and to conclude action under section 721.
31 C.F.R. §802.506