6.3  Without prejudice to the contracting authority’s other rights under Articles  I.16 and II.18 of the FWC, if the contractor fails to meet his obligations,  the specific contract with the contracting authority may be terminated in  accordance with Article II.7 of the General Conditions of the FWC. This  clause applies throughout the term of the specific contract.  7.1 Performance guarantee 7.2 Retention Money Guarantee  8.1  Any communication under this specific contract shall be made in  accordance with Article I.8 of the FWC.  $^{ }$8.2  The persons responsible for the implementation of this specific contract  31  ARTICLE 8: GENERAL ADMINISTRATIVE PROVISIONS ARTICLE 7: GUARANTEES  $^{ }$[Not applicable]  [or] [This contract is subject to a performance guarantee of [ complete ] % of the price  of the contract  [excluding travel expenses] ].  The contractor (or leader in the case  of a joint tender) must provide a performance guarantee in the form of a financial  guarantee for EUR [ amount in figures and in words] in accordance with the conditions laid down in Article II.21.5.  The guarantee must be released [ 30 ] [ 60 ]  [ 90 ] days after the final approval of the services.]  [Retention money guarantee is not applicable to this specific contract.]  [This contract is subject to a retention money guarantee of [complete] % of the  price of the contract [excluding travel expenses]]. [Option 1: Retention money guarantee by deduction]  [The guarantee is constituted by deduction of this amount on payments. It will be  withheld for up to [30] [60] [90] days after the final approval of the service.]  [Option 2: Retention money guarantee by financial guarantee]  [The contractor (or leader in the case of a joint tender) must provide a retention  money guarantee in the form of a financial guarantee for EUR [a mount in figures  and in words]  in accordance with the conditions laid down in Article II.21.5. The guarantee must be released [30] [60] [90] days after the final approval of the services.]