rollover contract
The term “rollover contract” means any contract, entered into on or after November 9, 1978 , for the first sale of natural gas that was previously subject to an existing contract which expired at the end of a fixed term (not including any extension thereof taking effect on or after November 9, 1978 ) specified by the provisions of such existing contract, as such contract was in effect on November 9, 1978 , whether or not there is an identity of parties or terms with those of such existing contract.