A Topic of Moral Theology

A penance performed in the state of sin

Whether the penance is fulfilled, and whether it obtains its effect, if performed while in mortal sin.

Also asked about as…

did my penance while still in sin (ed.)

In the index as Satisfaction · Penance · Delay · Fulfillment · Impotence

In the manuals

A Manual of Moral Theology for English-Speaking Countries

Vol. II, Bk. VI, Chapter V. Satisfaction, n. 3 — In order to be sure of obtaining the sacramental effect of fulfilling the penance enjoined by the confessor, the penitent must be in the state of grace when he fulfils it, for God does not remit temporal punishment due t… Read in context →

Institutions of Moral Theology (Institutiones Theologiae Moralis)

Vol. III, On Penance, VI. On Satisfaction, nn. 740 & 741 (2 passages — hover a number to read it)

Compendium of Moral Theology of Fr. John Peter Gury, S.J., with the Notes of Antonio Ballerini, S.J.

Vol. II, Treatise On the Sacrament …, Pt. II, Ch. III, Article II. On the Fulfillment of Penance, n. 529 (5 passages — hover a number to read it)

Summa Theologiae Moralis

Vol. III, Special Moral Theology: On…, Treatise: On Penance, Third Part: On the Parts o…, Ch. III, Question Three: On the Fulfillment of Satisfaction or On Satisfactory Works, nn. 558, 559, 560 & 561 (37 passages — hover a number to read it)

Treated under the broader heading Satisfaction — Wouters, Manual of Moral Theology · McHugh–Callan, Moral Theology · Bucceroni, Cases of Conscience · Tanquerey · Koch–Preuss · Vermeersch, Theologia Moralis · Prümmer, Manuale Theologiae Moralis · Marc, Institutiones Morales · Konings, Theologia Moralis · Concina, Compendium · The Roman Catechism · The Casuist · Deshon, Guide — these works do not divide the matter as finely as we do here, so their treatment stands one heading up (ed.)