Section 489-RR. Inapplicability of title

The provisions of this title
  shall not apply to any railroad real property of  any  railroad  company
  for which railroad ceilings were not made in the calendar years nineteen
  hundred  seventy-six  and  nineteen  hundred  seventy-seven  unless such
  company files with the state board a  statement  in  writing  that  such
  company  elects  to  have  the  provisions  of  this title apply to such
  company. Any such railroad company may file such statement on or  before
  February  first  in  any  year,  in  which  case  and  at such time, the
  provisions of this title shall become applicable  and  the  state  board
  shall  annually  thereafter establish railroad ceilings for the railroad
  real property of such company. Notwithstanding any other  provisions  of
  this  section,  any  such railroad company may file such statement on or
  before  July  fifteenth  in   the   calendar   year   nineteen   hundred
  seventy-eight.  The provisions of this section shall remain in force and
  effect only until March thirty-first, nineteen hundred eighty-three.
    * NB Expired March 31, 1983