I am reviewing an acquisition that is a planned SIX year IDIQ. The contract will be awarded competitively and up to two vendors will be selected. The first 2 years are for a development effort. At the end of those two years there will be a down-select and a single vendor will be chosen for the remaining 4 year production. This is not a contract for advisory and assisstance services. My issue is that I cannot find any authority to proceed with an IDIQ that exceeds 5 years and does not have any o