The trespass offering money and sin offering money was not brought into the house of the LORD: it was the priests'.
Read Chapter 12
George Leo Haydock
AD 1849
Sins. These terms seem to be synonymous, though they may be distinguished, Leviticus iv. 2., and v. 15. If any one forgot to pay tithes, he was bound to make full reparation to the priests; (To stat) and the money which was given to them by strangers, to offer sacrifice, was not taken from them. (Calmet)