how many types of indefinite delivery contracts are there?
<answer> There are three types of Indefinite Delivery Contracts. <context> Indefinite Delivery Contract Definition. An Indefinite Delivery Contract (IDC) is a vehicle that has been awarded to one or more vendors to facilitate the delivery of supply and service orders. Types. There are three types of Indefinite Delivery Contracts (IDC): Definite Quantity Contract provides for delivery of a definite quantity of supplies or services for a fixed period, with deliveries to be scheduled at designated locations upon order. Requirements Contract provides for filling all purchase requirements of designated government activities for supplies or services during a specified contract period, with deliveries to be scheduled by placing orders with the contractor.