For railroads under department jurisdiction, the provisions of this subchapter apply to:
  (1) new utility installations, including replacement of an existing facility with the same facility or a facility of a different type or design;
  (2) additions to existing utility installations;
  (3) adjustment and relocation of utilities; and
  (4) existing or planned utility installations for which agreements with the department were entered into prior to the date of the adoption of this subchapter.

Source Note: The provisions of this §21.903 adopted to be effective April 20, 2006, 31 TexReg 3273