(a) The commissioners court of a county that establishes a branch office under § 292.025, 292.026, or 292.027 may appoint a deputy assessor-collector for that office.
(b) The deputy assessor-collector may collect taxes from persons wishing to pay at the branch office and may issue a valid receipt for those taxes. The deputy assessor-collector is subject to the law relating to deputy tax collectors.

(c) The deputy assessor-collector shall enter into a bond payable to the county judge and conditioned that the deputy will faithfully perform the duties of the position. The terms of the bond must be in accordance with the requirements of the tax assessor-collector and commissioners court.
(d) The commissioners court shall fix the period of service of the deputy assessor-collector and the period that a branch office may be maintained. The salary of the deputy assessor-collector and the expenses of the branch office are necessary expenses of the tax assessor-collector and shall be paid as the expenses of the tax assessor-collector are paid.
(e) This section does not limit the liability of the bonds of the tax assessor-collector or the deputy assessor-collector. The tax assessor-collector is liable on the assessor-collector’s bond for the taxes collected by the deputy assessor-collector.