Texas Local Government Code - LOC GOV'T § 375.206. Authorized Investments; Security

(1) banks, trust companies, and savings and loan associations;

(2) insurance companies;

(3) fiduciaries, trustees, and guardians; and

(4) all interest and sinking funds and other public funds of the state and agencies, subdivisions, and instrumentalities of the state, including counties, municipalities, towns, villages, school districts, and all other kinds and types of districts, public agencies, and bodies politic.