(A)   A sentence of imprisonment for a felony shall be an indeterminate sentence, the maximum of which shall be fixed within the limits provided by division (B) below, and subject to modification by the trial judge pursuant to KRS 532.070.
   (B)   Unless otherwise provided by law, the authorized maximum terms of imprisonment for felonies are:
      (1)   For a Class A felony, not less than 20 years nor more than life imprisonment;
      (2)   For a Class B felony, not less than 10 years nor more than 20 years;
      (3)   For a Class C felony, not less than 5 years nor more than 10 years; and
      (4)   For a Class D felony, not less than one year nor more than 5 years.
   (C)   The actual time of release within the maximum established by division (A) above, or as modified pursuant to KRS 532.070, shall be determined under procedures established elsewhere by law.
(KRS 532.060)