Section 24-418. Procedure

The commissioner of transportation shall fix the
  time  within which electrical conductors must be placed underground, and
  shall notify the owners or operators of any such  electrical  conductors
  in  the city that such conductors must be removed or placed underground,
  in accordance with the resolution of the board of estimate.  He  or  she
  shall  give  all  persons  or  corporations  owning  or  operating  such
  electrical conductors, an opportunity to be heard on the question of the
  time necessary to place them underground, and  shall  hear  such  expert
  opinion  as  he  or she may think advisable. Such owners or operators of
  electrical conductors above ground in such street or locality  shall  be
  required  to  remove  all  of  such  poles,  wires  or  other electrical
  conductors and supporting fixtures or other devices from any such street
  or locality within thirty days after the expiration of the time so fixed
  by the commissioner of transportation.
 
    * NB Amended L.L. 69/85 § 17, language juxtaposed per Ch. 907/85 § 14