As prescribed in 216.506(d), substitute the following paragraph (f) for paragraph (f) of the basic clause at FAR 52.216-21.
ALTERNATE I (DEC 1991)
(f) Orders issued during the effective period of this contract and not completed within that time shall be completed by the Contractor within the time specified in the order. The rights and obligations of the Contractor and the Government for those orders shall be governed by the terms of this contract to the same extent as if completed during the effective period.