of section 3405(e)(6)) that is issued in connection with any eligible retirement plan (within the meaning of section 402(c)(8)(B), other than a defined benefit plan) from providing one or more of the following types of payments on or after the annuity starting date: (i) annuity payments that increase by a constant percentage, applied not less frequently than annually, at a rate that is less than 5 percent per year, (ii) a lump sum payment that— (I) results in a shortening of the payment period with respect to an annuity or a full or partial commutation of the future annuity payments, provided that such lump sum is determined using reasonable actuarial methods and assumptions, as determined in good faith by the issuer of the contract, or (II) accelerates the receipt of annuity payments that are scheduled to be received within the ensuing 12 months, regardless of whether such acceleration shortens the payment period with respect to the annuity, reduces the dollar amount of benefits to be paid under the contract, or results in a suspension of annuity payments during the period being accelerated, (iii) an amount which is in the nature of a dividend or similar distribution, provided that the issuer of the contract determines such amount based on a reasonable comparison of the actuarial factors assumed when calculating the initial annuity payments and the issuer’s experience with respect to those factors, or (iv) a final payment upon death that does not exceed the excess of the total amount of the consideration paid for the annuity payments, less the aggregate amount of prior distributions or payments from or under the contract. . (b) Regulations and enforcement (1) Regulations By the date that is one year after the date of enactment of this Act, the Secretary of the Treasury shall amend the regulation issued by the Department of the Treasury relating to Required Distributions from Retirement Plans , 69 Fed. Reg. 33288 (June 15, 2004), and make any corresponding amendments to other regulations, in order to— (A)