Tex. Insurance Code § 1201.101

(a) The commissioner shall adopt reasonable rules establishing specific standards for:

(1) the content of an individual accident and health insurance policy; and

(2) the manner of sale of an individual accident and health insurance policy, including disclosures required to be made in connection with the sale.

(b) Rules adopted under this section must establish standards for:

(1) policy readability; and

(2) full and fair policy disclosures.

(c) Standards established under this section may include standards that address:

(1) terms of policy renewability;

(2) initial and subsequent conditions of eligibility;

(3) nonduplication of coverage;

(4) coverage of dependents;

(5) preexisting conditions;

(6) termination of insurance;

(7) probationary periods;

(8) limitations;

(9) exceptions;

(10) reductions;

(11) elimination periods;

(12) requirements for replacement;

(13) recurrent conditions; and

(14) definitions of terms, including definitions of:

(A) "accident";

(B) "accidental means";

(C) "guaranteed renewable and noncancellable";

(D) "hospital";

(E) "injury";

(F) "nervous disorder";

(G) "partial disability";

(H) "physician";

(I) "sickness"; and

(J) "total disability."

(d) A definition of "hospital" adopted under Subsection (c) may not apply to a corporation operating under Chapter 842.