The grade of a member retired, transferred, discharged, or eliminated from an active status pursuant to paragraph (1)(B) shall be determined under the provisions of law under which the member is retired, transferred, discharged, or eliminated. The member’s retired, retainer, severance, readjustment, or separation pay shall be computed as if the member had been reappointed or reenlisted upon removal from the temporary disability retired list and before the retirement, transfer, discharge, or elimination. Notwithstanding
section 8301 of title 5, a member who is retired shall be entitled to retired pay effective on the day after the last day on which the member is entitled to disability retired pay.