Pub. L. 84-757, tit. I, pt. 1, sec. 2

Sec. 2. (a) This franchise is granted for a term of twenty years: Provided, however, That Congress reserves the right to repeal this franchise at any time for its non-use. (b) In the event of cancellation of this franchise by Congress after seven years from the date this franchise takes effect for any reason other than non-use, the Corporation waives its claim for any damages for loss of franchise.