35. The engagement of a firm by the client must be recorded in a contract containing, in particular,(1) a clause to the effect that the firm agrees to respect the procedures for applying the Government’s purchasing policy;
(2) a clause forbidding the total or partial transfer of the contract without the written consent of the client;
(3) a clause setting the client’s limit of financial liability;
(4) a clause providing for the establishment of a timeframe for the carrying out and approval of the engagement, which must be determined jointly between the parties and form an integral part of the contract; and
(5) a specific clause concerning engagements or work paid using the hourly method, stating that the client may inspect and verify the time registers and the accounts of expenditures of the firm at any time convenient to the parties, and that the firm must facilitate such inspections or verifications.