Tex. Insurance Code § 401.013

(a) The audited financial report required under Section 401.004 must be accompanied by a letter provided by the accountant who performed the audit stating:

(1) the accountant's general background and experience;

(2) the experience of each individual assigned to prepare the audit in auditing insurers or health maintenance organizations and whether the individual is an independent certified public accountant; and

(3) that the accountant:

(A) is properly licensed by an appropriate state licensing authority, is a member in good standing of the American Institute of Certified Public Accountants, and is otherwise qualified under Section 401.011;

(B) is independent from the insurer or health maintenance organization and conforms to the standards of the profession contained in the American Institute of Certified Public Accountants Code of Professional Conduct, the statements of that institute, and the rules of professional conduct adopted by the Texas State Board of Public Accountancy, or a similar code;

(C) understands that:

(i) the audited financial report and the accountant's opinion on the report will be filed in compliance with this subchapter; and

(ii) the commissioner will rely on the report and opinion in monitoring and regulating the insurer's or health maintenance organization's financial position; and

(D) consents to the requirements of Section 401.020 and agrees to make the accountant's work papers available for review by the department or the department's designee.

(b) Subsection (a)(2) does not prohibit an accountant from using any staff the accountant considers appropriate if use of that staff is consistent with generally accepted auditing standards.