NET
15 The rich are not to pay more and the poor are not to pay less than the half shekel when giving the offering of the Lord, to make atonement for your lives.
Darby
15 The rich shall not give more, and the poor shall not give less than half a shekel, when ye give the heave-offering of Jehovah, to make atonement for your souls.
KJV
15 The rich shall not give more, and the poor shall not give less than half a shekel, when [they] give an offering unto the LORD, to make an atonement for your souls.