Any party may request reconsideration of a final decision issued by an administrative law judge or the Secretary. If the final decision maker receives a request for reconsideration within 30 calendar days of the date of the final decision, the final decision may be revised if it: Contains material errors of law or fact; or Was based upon fraud, mistake, or irregularity. If the final decision maker receives a request for reconsideration more than 30 calendar days after the date of the final decision, the decision may be revised only if it was based upon fraud, mistake, or irregularity.