The Chants of the Roman Missal serve as the musical foundation for the Catholic Mass. This collection provides the authorized musical settings for the prayers and responses of the Roman Rite, enabling congregations and choirs to participate fully in the liturgy. It is structured to align with the liturgical calendar and the various parts of the Mass, offering a comprehensive resource for worship.

This collection is regarded as an authoritative resource for the musical components of the Roman Catholic Mass. Its primary function is to provide standardized chants that align with liturgical norms, ensuring a consistent and reverent worship experience across different celebrations. The chants are designed to be sung by both congregations and choirs, facilitating communal participation in the liturgy.