20 C.F.R. § 404.973 Notice of Appeals Council review.
Title 20 - Employees' Benefits
When the Appeals Council decides to review a case, it shall mail a notice to all parties at their last known address stating the reasons for the review and the issues to be considered.
Title 20: Employees' Benefits
PART 404—FEDERAL OLD-AGE, SURVIVORS AND DISABILITY INSURANCE (1950– )
Subpart J—Determinations, Administrative Review Process, and Reopening of Determinations and Decisions
Appeals Council Review
§ 404.973 Notice of Appeals Council review.