ARTICLE 2 ENTRY INTO FORCE AND DURATION  ARTICLE 3 PRICE  ***  ARTICLE 4 COMMUNICATION DETAILS  Contracting authority:  For the purpose of this specific contract, communications must be sent to the following addresses:  European Food Safety Authority  45  [For Contractors established in Italy, the provisions of the Contract constitute a request for VAT  exemption, provided the Contractor includes the followi ng statement in his invoice(s): “ Operazione non imponibile ai sensi dell’articolo 9 della Legge n. 17 del 10/01/2006 (G.U. n. 21 del  26.01.2006) ”. ] [Option: for contractors for which VAT is due in Italy] [In Luxembourg, the contractor must include the following statement in the invoices: "Commande  destinée à l’usage officiel de l’Union européenne.  Exonération de la TVA Article 43 § 1 k 2ième tiret  de la loi modifiée du 12.02.79.  ‘In the case of intra -Community purchases, the statement to be  included in the invoices is: "For the official use of the European Union. VAT Exemption / European  Union/ Arti cle 151 of Council Directive 2006/112/EC.’] [Option: for contractors for which VAT is due in Luxembourg]  [In Belgium, use of this contract constitutes a request for VAT exemption No 450, Article 42, paragraph  3.3 of the VAT code (circular 2/1978), provided the invoice includes the statement: ‘Exonération de  la TVA, Article 42, paragraphe 3.3 du code de la TVA (circulaire 2/1978)’ or an equiva lent statement  in the Dutch or German language.]  [ Option: for contractors for which VAT is due in Belgium] 2.1  This specific contract enters into force [o n the date on which the last party signs it] [on [ insert date ] if both parties have already signed it.]. 2.2   The provision of the services starts from [th e date of entry into force of this specific contract]  [ insert date ].  2.3  The provision of the services must not exceed [complete ] [ days] [months ]. The parties may  extend the duration by written agreement before it elapses and before expiry of the FWC.  3.1  The price payable under this specific contract excluding reimbursement of expenses is EUR [ amount in figures and in words ]. 3.2  [Reimbursement of expenses is not applicable to this specific contract.] [Within the maximum  amount, up to EUR [ amount in figures and in words ] is earmarked for expenses, which must be  reimbursed in accordance with the FWC].  [The maximum amount covering all services to be provided under this specific contract including  reimbursement of expenses and excluding price revision is EUR [ amount in figures and in words ].]