45 USC 231f1 - Annual actuarial report

As part of the annual report required under section 231u (a) of this title, the Railroad Retirement Board shall submit to the Congress a report on the actuarial status of the railroad retirement system under various economic and employment assumptions. Such report shall include any recommendation for financing changes which might be advisable, including
(1) any adjustment the Railroad Retirement Board recommends regarding the rates of taxes imposed by sections 3201(b), 3211(a)(2), and 3221(b) of the Internal Revenue Code of 1986 [26 U.S.C. 3201 (b), 3211 (a)(2), 3221 (b)], and
(2) if there are sufficient reserves in the Railroad Retirement Account, whether
(A) the rates of such taxes should be reduced, or
(B) any part of the tax imposed by section 3221(b) of such Code should be diverted to the Railroad Unemployment Insurance Account to aid in the repayment of its debt to the Railroad Retirement Account.