Tex. Water Code § 58.822

The trustee shall receive from the assessor and collector all proceeds from the assessments less the assessor and collector's charges and shall be the paying agent of the district for the bonds. The bonds shall be payable at the place of business of the trustee. The trustee shall be authorized by the order providing for the issuance of the bonds to institute suits in the name of the district for the use and benefit of the holders of the bonds and to apply all sums of money recovered in the suits to the payment of the bonds.