(a) On receipt of the sign permit plate, the sign owner shall securely attach the sign permit plate to the part of the sign structure that is nearest to the rural road and visible from the closest right of way not later than the 30th day after the date that the sign is erected.     
      (b) The sign permit plate may not be removed from the sign.     
      (c) The sign permit plate must remain visible from the closest right of way at all times.     
      (d) If a sign permit plate is lost or stolen or becomes illegible, the sign owner must submit to the department a request for a replacement plate in a form prescribed by the department accompanied by the replacement plate fee prescribed by §21.424 of this subchapter (relating to Permit Fees).     
      (e) Failure to apply for a replacement permit plate, to attach a plate to the sign structure as required in subsection (a) of this section within 60 days after the department mails the permit plate or to ensure visibility of an attached plate may result in an enforcement action under §21.425 or §21.426 of this subchapter (relating to Cancellation of Permit and Administrative Penalties, respectively).     
     Source Note:        The provisions of this §21.414 adopted to be effective July 1, 2011, 36 TexReg 2418; amended to be effective June 19, 2014, 39 TexReg 4668