Tex. Ins. Code § 1107.054
For an annuity contract that provides for the payment of a single consideration, the minimum nonforfeiture amount is computed in the same manner as the minimum nonforfeiture amount for a contract with flexible considerations, except that:
Added by Acts 2001, 77th Leg., ch. 1419, Sec. 2, eff. June 1, 2003.
Amended by Acts 2003, 78th Leg., ch. 869, Sec. 1, eff. June 20, 2003.