The Appropriate Commission may, on an application by
any licensee, by order require any other licensee owning or operating intervening transmission facilities to
provide the use of such facilities to the extent of surplus capacity available with such licensee:
Provided that any dispute, regarding the extent of surplus capacity available with the licensee, shall be adjudicated upon by the Appropriate Commission.
Provided that any dispute, regarding the extent of surplus capacity available with the licensee, shall be adjudicated upon by the Appropriate Commission.