(a) Covenant Against Contingent Fees. Insert the clause at FAR 52.203-5.
(b) Gratuities. Insert the clause at FAR 52.203-3.
(c) Assignment of Claims. Insert the clause at FAR 52.232-23.
(d) Disputes. Pursuant to FAR Subpart 33.2, insert the clause at FAR 52.233-1.
(e) Non-Estoppel. Insert the clause at 252.227-7000 .