15 C.F.R. § 791.6
Amendment, modification, or revocation.
Except as otherwise provided by law, any determinations, prohibitions, or decisions issued under this part may be amended, modified, or revoked, in whole or in part, at any time.
Except as otherwise provided by law, any determinations, prohibitions, or decisions issued under this part may be amended, modified, or revoked, in whole or in part, at any time.