Electronic calls for tender

Tenderer Portal

Implementation of the electronic procurement procedure.Adif and Adif Alta Velocidad Tenderer Portal.

The electronic procurement procedure will be included expressly and described in the dossier of the Public Procurement Document in the companies' Contractor's profile in the Public Sector Procurement Platform, as well as in all compulsory notices. 

The Adif / Adif AV Tenderer Portal allows:
  • preparation and electronic submission of tenders,
  • electronic custody of tenders by the system, and
  • electronic opening and assessment of documentation by the members of the assistance body (Procurement desks/Assessment committees).
Tenderer's must sign and submit their tenders through the ADIF / ADIF AV TENDERER PORTAL according to the terms of the related Public Procurement Document governing electronic tendering.

Tenderers will have access to all the necessary information on their identification, registration and operation regarding the electronic submission of tenders contained in the"USER HANDBOOK AND TECHNICAL SPECIFICATIONS"document available in the Adif and Adif AV Contractor's Profile on the Public Sector Procurement Platform.

User registration is required to use the Adif/Adif AV Tenderer Portal.

Tenderers must sign the documentation using a recognised certificate before submitting their tender in guarantee of the identity of the signing party, the integrity of the documentation, non-rejection by both parties and confidentiality.

Autofirma, the e-signature software developed by the Ministry of the Treasury and Public Administrations, is required to provide authentication with an electronic certificate and sign documents.(You can download Autofirm on the ELECTRONIC ADMINISTRATION PORTAL)

Tenders can be submitted on the ADIF/ADIF AV TENDERER PORTAL and, in any case, by the date and time specified in the related notice. A recognised electronic signature is required to guarantee the identity and integrity of the electronic files of the documents, the tender and all associated documents.

Title fragment

Registration and submission of tenders.
Electronic signature. Ministry of the Treasury and Public Administrations
Documentation available to tenderers
The date and time of uploading the tender to the Portal will be determined by the internal Electronic Registry available on the Portal. To submit a tender, it must first be uploaded to the server in its entirety. It can later be identified by the receipt issued by the Electronic Registry.
User Service Centre

A User Service Centre is available to help tenderers with any technical issues that may arise:

Technical support is available to tenderers during the following hours (except national holidays):

  • 9:00 a.m. to 6:00 p.m. Monday through Thursday.
  • 9:00 a.m. to 3:00 p.m. Fridays.