[5] After the 1989 successful vote of no-confidence on Juan Barranco and the subsequent investiture of Agustín Rodríguez Sahagún as the new Mayor he became a member of the municipal government board, charged with the competences of Economy and Finance.

[1] "Mr. Walker", as Echeverría is known in political circles,[9] returned to executive responsibilities in 2008, following his appointment by Esperanza Aguirre as member of the Council of Government of the Community of Madrid, at the helm of the Ministry of Transportation, replacing Manuel Lamela in a cabinet reshuffle.

[10] On 10 March 2011, during his mandate as Minister of Transportation, he wrongly stated in a parliamentary response to Socialist MP Modesto Nolla that the Metrobús (the popular 10-trip ticket for bus and rapid transit) "does not exist".

[11][12] Amid heavy criticism, Echeverría recognised it to be the worst "mistake" in his political career and handed in his resignation some days later, but the regional president Esperanza Aguirre did not accept it.

[15] On 8 March 2017 he was called to declare by the judge Eloy Velasco as accused party for his alleged involvement in the Púnica corruption scheme.