Each IDIQ should include fill-in clauses 52.216-18 and 52.216-22. Clause 52.216-18 is for ordering, and the dates that orders can be issued have to be entered as the fill-in info. Paragraph d of clause 52.216-22 (see below) speaks to delivery requirements past the effective period of the contract. Ensure both of these clauses are in your contract.

(d) Any order issued during the effective period of this contract and not completed within that period shall be completed by the Contractor within the time specified in the order. The contract shall govern the Contractor’s and Government’s rights and obligations with respect to that order to the same extent as if the order were completed during the contract’s effective period; provided, that the Contractor shall not be required to make any deliveries under this contract after _______________ [insert date].