Texas Transportation Code - TRANSP § 201.946. Investment and Uses of Money in Fund

(a) Money in the fund may be invested in the investments permitted by law for the investment of money on deposit in the state highway fund.

(b) As a part of its covenants and commitments made in connection with the issuance of obligations and the execution of credit agreements, the commission may limit the types of investments eligible for investment of money in the fund but may not expand the types of investments to include any investments that are not authorized by Subsection (a).

(c) Income received from the investment of money in the fund shall be deposited in the fund, subject to requirements that may be imposed by the proceedings authorizing obligations to protect the tax-exempt status of interest payable on the obligations under the Internal Revenue Code of 1986.

(d) To the extent money is on deposit in the fund in amounts that are in excess of the money required by the proceedings authorizing the obligations and credit agreements to be retained on deposit, the commission may use the money for any purpose for which obligations may be issued under this subchapter, other than for toll roads.