[citation needed] In 1930, he also became a staff member of the Secretariat of State in the Roman Curia, and was raised to the rank of Privy Chamberlain of His Holiness on 1 May 1932.

He was an official of the delegation for the establishment of diplomatic relations with India for a year until becoming chargé d'affaires of the Holy See's mission to the Indian government in New Delhi from June to August 1948.

He received his episcopal consecration on the following 22 May from Cardinal Adeodato Giovanni Piazza, OCD, with Archbishops Francesco Borgongini Duca and Roberto Ronca serving as co-consecrators.

[citation needed] Pope Paul VI created him cardinal deacon of S. Giuseppe in via Trionfale in the consistory of 26 June 1967, and President of the Prefecture for the Economic Affairs of the Holy See on 13 January 1968.

On 11 December 2015, the Vatican confirmed "the definitive nature of the 11 April 1951 decree by which the phenomena of Lipa were declared to lack supernatural origin.