Illegal Traffic Control Devices

Traffic control devices on public highways, roads, and streets are unenforceable if placed by anyone other than a public authority. Unofficial or nonstandard devices are legally prohibited in all jurisdictions in Texas.
The installation of signs or other devices that hide from view or otherwise interfere with the effectiveness of any traffic control device or railroad sign or signal is likewise prohibited. Procedures for removal of illegal signs can be found in of the
Use of Right of Way by Others Manual
(Maintenance Collection).