30 Day Baltimore Concise Catechism Confessions

175. What is meant in the Apostles' Creed by "the forgiveness of sins"?Christ has given to the Church (through priests) the power to forgive sins
379. What is the sacrament of Penance (confession)?The sacrament by which sins committed after baptism are forgiven.
384. What must we do to receive the sacrament of Penance worthily?Prayerful examination of conscience, Intention to not sin again, Total sorrow for all of our sins, Confess our sins to the priest, Perform the penance
386. How can we make a good examination of conscience?Prayer and Commandments
388/390. What is true contrition?True sorrow from our heart, True determination, True hatred for all of our sins
398. How many kinds of contrition are there?Perfect contrition and Imperfect contrition
403/404. What should we do if we commit a mortal sinAsk God's pardon and grace immediately and Make a confession to a priest as soon as possible
407. What is a person has only venial sins to confess?He must have true contrition and firm purpose of amendment for at least one of them.
409. Why must we confess our sins to a priest?Christ gave the power to forgive sins to the apostles and their successors and Priests cannot absolve us of sins if we do not tell him what they are