11  A document that the Contracting authority can access on a national database free of charge does not need to be submitted if the Contracting authority is provided with the exact  internet link and, if applicable, the necessary identification data to retrieve the document.  26 representative  of  the entity 11 Power of attorney (see Section 2.4.1) model in Annex 3.  Power of attorney  ☒ With the tender in e-Submission  'Power of  attorney'  In the Group leader's  section under 'Parties'   'Identification  tenderer'   'Attachments'  'Othe r documents'.  Commitment letter (see Section 2.4.2 and  2.4.3) ☒ (model in  Annex 5.1) ☒ (model in  Annex 5.2) With the tender   in e-Submission 'Commitment  letter'  With the concerned  entity under 'Parties'   'Identification  tenderer'   'Attachments'  'Othe r documents'. Evidence of non- exclusion  (see  Section 3.1) ☒ ☒ ☒ ☒  if above  20% ☒ Only upon request  by  the Contracting  authority At any time during  the procedure n.a.  n.a.  Evidence of legal existence and status  ☒ ☒ ☒ Only upon request  by  the EU Validation  services At any time during  the procedure In the Participant Register  n.a.  n.a. 