Tex. Insurance Code § 885.404

(a) In valuing benefit certificates under Section 885.403, a fraternal benefit society, at the option of the society, may use:

(1) the National Fraternal Congress Table of Mortality, as adopted by the National Fraternal Congress, August 23, 1899;

(2) any table producing reserves in the aggregate at least as great as the reserves produced by the table described by Subdivision (1);

(3) the Commissioners 1941 Standard Ordinary Mortality Table;

(4) the Commissioners 1958 Standard Ordinary Mortality Table; or

(5) except as provided by Subsection (e), a table based on the society's own experience of at least 20 years and covering at least 100,000 lives.

(b) Notwithstanding Subsection (a), a fraternal benefit society may value the society's benefit certificates in accordance with valuation standards otherwise authorized by state law for the valuation of similar policies issued by life insurance companies.

(c) For any category of benefit certificates issued to insure a female risk, a modified net premium or present value referred to in Subchapter B, Chapter 425, may be computed according to an age not more than six years younger than the actual age of the insured.

(d) The interest assumption used with a mortality table described by Subsection (a)(1), (2), (3), or (4) may not be more than 4-1/2 percent a year. The interest assumption used with a mortality table described by Subsection (a)(5) may not be more than four percent a year.

(e) A fraternal benefit society may not use a table based on the society's own experience for a benefit certificate issued on or after January 1, 1989.