- Apostolic Constitution Pascite Gregem Dei (23 May 2021)
- Apostolic Letter in the form of Motu Proprio Spiritus Domini, modifying Canon 230 §1 of the Code of Canon Law regarding access of women to the ministries of Lector and Acolyte (10 January 2021)
[Arabic, English, French, Italian, Polish, Portuguese, Spanish]
- Apostolic Letter in the form of a 'Motu Proprio' Authenticum charismatis, amending Canon 579 of the Code of Canon Law (1st November 2020)
[English, French, German, Italian, Latin, Portuguese, Spanish]
- Apostolic Letter issued 'Motu Proprio' De concordia inter Codices modifying some norms of the Code of Canon Law (31 May 2016)
[Italian, Latin, Spanish]
- Apostolic Letter in the form of a 'Motu Proprio' Mitis Iudex Dominus Iesus by which the canons of the Code of Canon Law pertaining to cases regarding the nullity of marriage are reformed (15 August 2015)
[Chinese (China), Chinese (Taiwan), English, French, German, Italian, Latin, Polish, Portuguese, Spanish]
- Apostolic Letter 'Motu Proprio data' Omnium in mentem, modifying some canons of the Code of Canon Law (October 26, 2009)
[English,French,German,Italian,Latin,Portuguese,Spanish]
- Recognito Iuris Canonici Codice (January 2, 1984)
[Italian, Latin, Portuguese]
- Presentation of the new Code of Canon Law (February 3, 1983)
[Italian, Portuguese]
- Sacrae Disciplinae Leges (January 25, 1983)
- To members of the Plenary Assembly of the Pontifical Commission for the Revision of the Code of Canon Law (October 29, 1981)
- Allocuzione con la quale Giovanni XXIIII annuncia l'aggiornamento del Codice di diritto canonico (25 January 1959)
[Italian]
- Providentissima Mater (27 May 1917)
[Italian]
- Arduum sane munus (14 April 1904)
[ Latin]
- Durante il Concilio Vaticano I, 33 Vescovi chiedono a Pio IX di procedere alla redazione del Codice di diritto canonico. Nell'istanza rivolta al Pontefice scrivono: «Opus sane arduum; sed quo plus difficultatis habet, eo magis est tanto Pontifice dignum» (Collectio Lacensis, VII, p. 889, V).