This list is non-exhaustive and is designed only as a quick reference.
| AA | Apostolicam actuositatem |
| AAS | Acta Apostolicae Sedis |
| AG | Decree Ad gentes |
| CCEO | Codex Canonum Ecclesiarum Orientalium |
| CD | Decree Christus Dominus |
| CDF | Congregation for the Doctrine of the Faith |
| CDWDS | Congregation for Divine Worship and the Discipline of the Sacraments |
| CIC | Codex Iuris Canonici |
| CLSA | Canon Law Society of America |
| DC | Instruction Dignitas connubii |
| DH | Declaration Dignitatis humanae |
| DV | Dogmatic Constitution Dei verbum |
| GE | Declaration Gravissimum educationis |
| GS | Pastoral Constitution Gaudium et spes |
| ICEL | International Commission on English in the Liturgy |
| IM | Decree Inter mirifica |
| LEF | Lex Ecclesiae fundamentalis |
| LG | Dogmatic Constitution Lumen gentium |
| MI | Motu proprio Mitis Iudex Dominus Iesus |
| NA | Declaration Nostra aetate |
| OE | Decree Orientalium Ecclesiarum |
| OT | Decree Optatam totius |
| PB | Apostolic Constitution Pastor bonus |
| PC | Decree Perfectae caritatis |
| PCLT | Pontifical Council for Legislative Texts |
| PO | Decree Presbyterorum ordinis |
| RRDec | Rotae Romanae Tribunal, Decisiones seu sententiae |
| RRDecr | Rotae Romanae Tribunal, Decreta |
| SC | Constitution Sacrosanctum Concilium |
| UR | Unitatis redintegratio |
| USCCB | United States Conference of Catholic Bishops |
Below is the list of abbreviations as it appears in the New Commentary on the Code of Canon Law, xxi-xxxii. It includes detailed citations of the sources used in the commentary and can be helpful in identifying and locating them.