ARTICLE 1: SUBJECT MATTER ARTICLE 2: ENTRY INTO FORCE AND DURATION ARTICLE 3: PERFORMANCE ARTICLE 4: PRICE 15  4.1  The total amount to be paid by the contracting authority under this specific  contract shall be EUR XXX [amount in figures] covering all tasks executed.  This amount shall cover all expenditure incurred by the contractor in  performing this specific contract.  2.4 Implementation of the tasks may under no circumstances begin before the  date on which the Contract enters into force.  $^{ }$2.3  If the number of days agreed has not been fully taken up, the contracting  authority shall not be obliged either to use or to pay for the days not  worked and the contractor shall not be entitled to claim damages for them.  $^{ }$2.2  The duration of the execution of the tasks shall not exceed [ complete ]  [ days][months ] . Execution of the tasks shall start from [the date of entry  into force of this specific contract] [ insert date ].  2.1  This specific contract shall enter into force [on the date on which it is signed  by the last party] [on [ insert date ].  $^{ }$1.3  The contractor undertakes, in accordance with the terms set out in the FWC  and in this specific contract and the annex[es] thereto, which form an  integral part thereof, to perform the [following tasks:] [tasks specified in  Annex [ complete ] . ]  $^{ }$1.2  The subject matter of this specific contract is [ short description of subject ].  [This specific contract relates to lot [ complete ] of the FWC.]  1.1  This specific contract implements the FWC signed by the contracting  authority and the contractor on [ complete date ]  [last amended by  amendment No XX, signed on XX/XX/XXXX)]. The period of execution of the tasks may be extended only with the  express written agreement of the parties before such period elapses and  before expiry of the FWC.  The tasks to be performed by the contractor under this specific contract are  described in detail in Annex A. These tasks shall be executed on the basis of  ‘quotations’ or ‘sub-tasks’ drawn up using the form in Annex B.  $^{ }$Within five working days from the date on which the contracting authority  sends the request by means of the form attached in Annex B, the contractor  shall return it to the contracting authority duly completed. $^{ }$Signature by the contracting authority of the certificate of conformity attached in  Annex C provides evidence of the work performed. 