Advertising - As introduced, changes the definition of "visible" in the Outdoor Advertising Control Act of 2020 to "capable of being seen and comprehended without visual aid by a person traveling the posted speed limit on the main traveled way of the highway"; authorizes the commissioner of transportation to issue vegetation control permits to owners of outdoor advertising device permits to remove, block cut, or trim vegetation located on the right-of-way, without regard to whether it is adjacent to the device, if the vegetation prevents clear visibility for a certain distance to occupants of vehicles using the main traveled ways of the controlled systems. - Amends TCA Title 54, Chapter 21.