Every sin is personal under a certain aspect; under another, every sin is social, insofar as and because it also has social consequences… … At the bottom of every situation of sin there is always the individual who sins. Compendium  The concept of social sin has firm roots in the Gospel.
The social sin applies to every action against justice in interpersonal relationship, committed either by the individual against the community or by the community against the individual. … A social sin usually involves other people.
What is he relationship between personal sin and social sin? The relationship between personal sin and social sin is that social sin is not a single one persons own sin, it applies to multiple people, but social sin in rooted in personal sin.
The root of social sin is always venial sin.
As you read these verses, study them to see why social injustice is a sin, according to the Word: Proverbs 31: 8-9 — “Open your mouth for the mute, for the rights of all who are destitute. Open your mouth, judge righteously, defend the rights of the poor and needy.”
Social structures are not conscious agents and so they cannot sin in any literal sense. But since they have causal effect through the choices made by persons within them, they can be described as sinful when the restrictions, enablements, and incentives those persons encounter encourage morally evil actions.
What is cultural sin?
“Cultural” sin = Sexual Sin || When the Evangelical Church speaks of cultural sins it is normally speaking of sexuality. When it speaks out against cultural or sexual sins, Christians often forget that the Church perpetuates and increases many of the sexual sins it speaks out against.
The Seven Sins are:
- Wealth without work.
- Pleasure without conscience.
- Knowledge without character.
- Commerce without morality.
- Science without humanity.
- Religion without sacrifice.
- Politics without principle.
Is killing a mortal sin?
A mortal sin is to murder. A similar pattern applies to the other sins.