1. By post, in the traditional way.

• 1.1. You can deliver your proxy to your depositary entity (bank, etc.) and they will forward it to us.
  
  
• 1.2. You can send the proxy to the abertis offices in Barcelona before 28 March 2008. The address is:
  
  Avda. Parc Logístic 12-20, 08040 BCN.  To the attention of the Shareholders Office.
  

2. By electronic means

The shareholders that have a digital signature may delegate their representation through the company website following the instructions that will be available on the website as from 03/06/2008.   

• 2.1. Acces to electronic delegation.

3. Article of Regulations Governing the General Meeting of Shareholders adopted at the Shareholders’ General Meeting of 04/27/04

We accept the digital signature certified by:

The Fábrica Nacional de Moneda y Timbre (FNMT, the Spanish National Mint)
The Agencia notarial de certificación (ANCERT, the Spanish notaries’ certification agency)

In all cases, on the day of the Meeting, the proxy must present the attendance card issued in the name of the shareholder they represent.