 Gómez Diez served as second Vice-President of the Senate and as a member of the Council of Magistracy of the Nation.His term expired in 2007 and his departure from the Senate came shortly after an acrimonious dispute within the PRS which saw his faction set up a new party, Salta Proposition.In May 2009 he was confirmed as a candidate for National Deputy for the Civic and Social Accord alliance, made up at a national level by the Radical Civic Union and Elisa Carrió's Civic Coalition, amongst others.