Sec. 51.605  Additional obligations of incumbent local exchange 
          carriers.

    (a) An incumbent LEC shall offer to any requesting 
telecommunications carrier any telecommunications service that the 
incumbent LEC offers on a retail basis to subscribers that are not 
telecommunications carriers for resale at wholesale rates that are, at 
the election of the state commission--
    (1) Consistent with the avoided cost methodology described in 
Secs. 51.607 and 51.609; or
    (2) Interim wholesale rates, pursuant to Sec. 51.611.
    (b) Except as provided in Sec. 51.613, an incumbent LEC shall not 
impose restrictions on the resale by a requesting carrier of 
telecommunications services offered by the incumbent LEC.