Between April and June 2012, it was prepared the data infrastructure required for the issue of TUST and TUSDg by Superintendences of Transmission Regulation and Distribution Regulation, respectively. In 2012, it was prepared data infrastructure to calculate TUST to cycles 2013-2014, 2014-2015 and 2015-2016 and made available on ONS website, for use by agents in their prospecting costs of new projects.

In 2012, 3,748 accesses to these information infrastructures were made by the various agents and entrepreneurs.