OBS_VALUE: All public procurement activities, in a broad sense, must be carried out through the unified digital system. this is in place since 2016.For professionals, there is no specific legal obligation to accept applications in electronic format in this sector, but a law introduced in 2021, creating the Digital Government agency, recognises the right of citizens to interact with the Public Administration by digital means, in order to guarantee their rights, a common treatment before them, the validity and effectiveness of administrative activity in conditions of legal certainty. That right is to be implemented in the next years.