§4003.21. Form and contents of initial determinations.

All initial determinations to which this subpart applies will be in writing, will state the reason for the determination, and, except when effective on the date of issuance as provided in § 4003.22(b), will contain notice of the right to request review of the initial determination pursuant to subpart C or D of this part, as applicable, and a brief description of the procedures for requesting review.