(a) Notwithstanding the provisions of section 5.35, (FAR 52.232-23) Assignment of Claims, the Carrier shall not make any assignment under the Assignment of Claims Act without the prior written approval of the Contracting Officer.

(b) Unless a different period is specified in the Contracting Officer's written approval, an assignment shall be in force only for a period f 1 year from the date of the Contracting Officer's approval. However, assignments may be renewed upon their expiration.