Santa Maria in Domnica
He was made a cardinal by Pope Pius X Cardinal-Deacon of Santa Maria in Domnica in the consistory of 25 May 1914, in which the future Pope Benedict XV was also made a cardinal. Tecchi participated in the conclave of 1914 that elected Benedict XV. He was appointed as Prefect of the Congregation of Rites on 8 November 1914, holding the post until his death in early 1915. He was buried at the Campo Verano cemetery.