IV.8. SPECIFIC PROVISIONS RELATING TO DEVELOPMENT AND  MAINTENANCE OF  COMMISSIONED SOFTWARE  IV.8.1.  Compliance with technical specifications  IV.8.2.  Acceptance  When providing  Services  of development or maintenance of  Commissioned software  to the  contracting authority, the contractor undertakes, in addition to the general quality requirements  as specified in the framework contract, to observe inter alia the latest version of the contracting  authority’s document: the contracting authority System and Application Technical Landscape.  Except where expressly stated, the present Article IV.8 shall also apply to the development and  maintenance of a  System  commissioned by the contracting authority.  The acceptance period will run up to a maximum of seventy-five (75)  Normal working days  from the day of signature of the  Consignment note . During this acceptance period, t h e c o n t r a c t i n g a u t h o r i t y shall notify any defect in the  Commissioned software  to the  contractor by a  Means of registered communication . As from the date of such notification, the  running of the acceptance period will be suspended up to the date on which the contractor  notifies by a  Means of registered communication  that it has remedied the notified default, which  date will reinitiate the acceptance period for the rest of the seventy-five (75)  Normal working  days  period, with a guaranteed minimum period of twenty-five (25)  Normal working days  after  the last notification by the contractor that it has remedied a default.  Upon the expiry of the acceptance period, acceptance of the  Commissioned software  will be  recorded in a  Certificate of Conformity , as stated in Article I.1 of the General Conditions,  which shall indicate inter alia any reservations the contracting authority may have regarding  the  Commissioned software . If no  Certificate of Conformity  has been issued at the end of the  acceptance period and, if no notification of faulty operation is pending, the contracting authority  is considered as having accepted the  Software. IV.8.2.1.  The  Commissioned software  shall be developed in accordance with its specifications as  agreed upon under the specific contract, and the maintenance  Services  shall be provided in  accordance with the conditions specified in the specific contract.  IV.8.2.2.  Delivery of the  Commissioned software , or as the case may be, its different versions, shall be  recorded in a  Consignment note  in accordance with Article I.1 of the General Conditions,  presented by the contractor for signature by the contracting authority.  IV.8.2.3.  Acceptance period  IV.8.2.4.  The  Certificate of Conformity IV.8.2.5.  If, after three (3) attempts at acceptance, the  Commissioned software  still fails to meet the  terms of the framework contract, the contracting authority shall have the following options:  (1)  to require the contractor to supply, without charge, a replacement or additional set of  Software ;  (2)  to accept and retain part of the  Commissioned software , at a reduced price agreed between  the contracting authority and the contractor;  (3)  to refuse the  Commissioned software  and cancel the framework contract or specific  contract on reimbursement of any sums unduly paid.  IV.8.2.6.  The  Certificates of conformity  shall be annexed to the corresponding specific contract.  Page 36 of 40 