(a) In general. The Corporation as receiver shall notify the claimant by mail of the decision to allow or disallow the claim. Notice shall be mailed to the address of the claimant as it last appears on the books, records, or both of the covered financial company; in the claim filed by the claimant with the Corporation as receiver; or in documents submitted in the proof of the claim. If the claimant has filed the claim electronically, the receiver may notify the claimant of the determination by electronic means.
(b) Contents of notice of disallowance. If the Corporation as receiver disallows a claim, the notice to the claimant shall contain a statement of each reason for the disallowance, and the procedures required to file or continue an action in court.
(c) Failure to notify deemed to be disallowance. If the Corporation as receiver does not notify the claimant before the end of the 180-day claims determination period, or before the end of any extended claims determination period, the claim shall be deemed to be disallowed, and the claimant may file or continue an action in court pursuant to 12 U.S.C. 5390(a)(4)(A).