# 532.706-3 Clause for unenforceability of unauthorized obligations.

(a) The contracting officer shall utilize the clause at 552.232-39, Unenforceability of Unauthorized Obligations (FAR DEVIATION) in all solicitations and contracts in lieu of FAR 52.232-39.

(b) The contracting officer shall utilize the clause at 552.232-78, Commercial Supplier Agreements - Unenforceable Clauses, in all solicitations and contracts (including orders) when not using FAR 12.