Texas Transportation Code - TRANSP § 393.007. Civil Penalty

(a) A person who places or commissions the placement of a sign on the right-of-way of a public road that is not otherwise authorized by law may be liable for a civil penalty. A district or county attorney or a municipal attorney in the jurisdiction in which the placement of a sign on the right-of-way of a public road is alleged to have occurred may sue to collect the penalty.

(b) The amount of the civil penalty is not less than $500 or more than $1,000 for each violation, depending on the seriousness of the violation and whether the person has previously violated this chapter. A separate penalty may be collected for each day a continuing violation occurs.

(c) A penalty collected under this section shall be deposited to the credit of the general fund of the municipality in which the violation occurred if collected by a municipal attorney, or to the credit of the county road and bridge fund of the county in which the violation occurred if collected by a district or county attorney.

(d) A district or county attorney or a municipal attorney may recover reasonable attorney's fees incurred in an action brought under Subsection (a).