The cash settlement options associated with contracts referred to in this section may be in the form of a lump sum without any adjustment or may be with an adjustment based on some formula including but not limited to a fixed percentage charge; or a variable charge to reflect changes in interest rates or asset values since receipt of the funds; or in the form of installment payments with or without an adjustment in the interest rate during the installment payout period. Group contracts involving fund accumulations include the following, with special requirements indicated therein:
R = F(1E)(1+i)n/(1+i)n,
where
R = reserve,
E = any fixed charge, not to exceed five percent, assessed before transfer of cash values and/or application to purchase annuities,
F = the fund or portion of the fund subject to the applicable guaranteed interest rate and applicable valuation rate,
i = the guaranteed rate,
i = the applicable maximum valuation interest rate, and
n = the number of years or portion thereof remaining as of the valuation date for which the guaranteed interest rate exceeds the maximum valuation rate.
N.Y. Comp. Codes R. & Regs. Tit. 11 § 99.5