FORBIDS:
The Third Commandment condemns missing church through one’s own fault, unnecessary servile work on Sunday and holy days of obligation, non-observance of religious practice
The Third Commandment forbids:
1) Missing Mass through one’s own fault on Sundays or Holy Days.
2) Doing unnecessary servile (physical) work on Sunday. [Servile work is allowed when the honor of God, our own need, or that of our neighbor requires it. Examples of servile work are cutting the grass, painting the house, changing the oil in the car, building a house and raking leaves.]
3) Making others do unnecessary servile work on Sunday.
4) Conducting unnecessary business [or shopping] on Sunday.