Texas Local Government Code - LOC GOV'T § 334.156. Collection of Tax

(a) A person required to collect a tax imposed under this subchapter shall report and send the taxes to the municipality or county as provided by the municipality or county imposing the tax.

(b) A municipality by ordinance or a county by order may prescribe penalties, including interest charges, for failure to keep records required by the municipality or county, to report when required, or to pay the tax when due. The attorney acting for the municipality or county may bring suit against a person who fails to collect a tax under this subchapter and to pay it over to the municipality or county as required.

(c) A municipality by ordinance or a county by order may permit a person who is required to collect a tax under this subchapter to retain a percentage of the amount collected and required to be reported as reimbursement to the person for the costs of collecting the tax. The municipality or county may provide that the person may retain the amount only if the person pays the tax and files reports as required by the municipality or county.