The initial assessment of whether a tenderer fulfils the selection criteria will be done on the  basis of the submitted declaration(s) and supporting evidence when applicable.  The subsections below specify which selection criteria evidence must be provided with the  tender or may be requested later, at any time during the procurement procedure $^{8}$. In any case,  to the extent that there is no ground for a waiver, the evidence must be provided, upon request  and within a deadline given by the Contracting authority .  The evidence must be provided in  accordance with the applicable basis for assessment of each criterion: in case of a  consolidated assessment – only by the  involved entities  who contribute to the fulfilment of the  criterion, and in case of individual assessment – by each  involved entity  to whom the criterion  applies individually.  Tenderers must prove legal capacity to perform the contract.  The legal capacity shall be proven by the evidence listed below:    All of the above-specified evidence of legal capacity must be provided with the  tender.  Tenderers must comply with the following selection criteria in order to prove that they have  the necessary economic and financial capacity to perform the contract. 3.2.1. Legal capacity  3.2.2. Economic and financial capacity  Proof of enrolment in a relevant trade or professional register  Proof of authorisation that the tenderer is authorised to perform the contract in its  country of establishment  Criterion F  Minimum level of capacity Average yearly turnover of the last two financial years  above EUR 320,000.  Basis for assessment  This criterion applies to the tenderer as a whole, i.e. a  consolidated assessment of the combined capacities of all  involved entities  will be carried out.  Evidence  Copy of the profit and loss accounts and balance sheet for  the last two years for which accounts have been closed from  each concerned  involved entity , or, failing that, appropriate  statements from banks. The most recent year must have  $^{8}$ The obligation to provide the supporting evidence will be waived in the following situations:  - if the same documents have already been provided in a previous award procedure of the European  Commission, have been issued no more than one year before the date of their request by the  Contracting authority  and are still valid at that date;  - if such evidence can be accessed by the  Contracting Authority  on a national database free of charge, in  which case the economic operator shall provide the  Contracting authority  with the internet address of  the database and, if needed, the necessary identification data to retrieve the document.  20