16.601  Time-and-materials contracts.

(b)  A T&M contract is the least preferred method and is to be chosen only after all other contract types have been examined and found to be inadequate for the procurement.

(d)  Limitations.

(1)

(i)  A determination and findings that no other contract type is suitable shall be signed by the Head of the Contracting Office (HCO) prior to the execution of the base period or any option period. This requirement is applicable to any contract that contains one or more T&M CLIN(s). Head of Contracting Activity (HCA) approval is required when the base period plus any option periods will exceed three years.