410.672—Reopening initial, revised or reconsidered determinations of the Administration and decisions of an Administrative Law Judge or the Appeals Council; finality of determinations and decis
An initial, revised or reconsidered determination of the Administration or a decision, or revised decision of an Administrative Law Judge or of the Appeals Council which is otherwise final under § 410.621, § 410.629, § 410.655, or § 410.666 may be reopened:
(a)
Within 12 months from the date of the notice of the initial determination (see § 410.620 ), to the party to such determination, or
(b)
After such 12-month period, but within 4 years after the date of the notice of the initial determination (see § 410.620) to the party to such determination, upon a finding of good cause for reopening such determination or decision, or
(1)
Such initial, revised, or reconsidered determination or decision was procured by fraud or similar fault of the claimant or some other person; or
(3)
An individual previously determined to be dead, and on whose account entitlement of a party was established, is later found to be alive; or
(4)
The death of the individual on whose account a party's claim was denied for lack of proof of death is established—
(i)
By reason of an unexplained absence from his or her residence for a period of 7 years (see § 410.240(g)(2) ); or
(5)
Such initial, revised, or reconsidered determination or decision is unfavorable, in whole or in part, to the party thereto but only for the purpose of correcting clerical error or error on the face of the evidence on which such determination or decision was based.