For indefinite-delivery, indefinite-quantity (IDIQ) contracts other than Schedules, insert the clause at 552.232-77, Payment By Government Charge Card, if the contract will provide for payment by Government charge card as an alternative method of payment for orders. For Schedule contracts that provide for payment using the Government charge card, use the clause(s) prescribed at part 538. [74 FR 54918, Oct. 26, 2009]