It is the righteousness that is declared by God in the person of Christ and that which He alone accomplished in His life and death, that was then IMPUTED. A preacher, or anyone for that matter, who thinks that this is a minor doctrine is not of God.
Righteousness imputed means Christ is the Doer and Perfecter of it.
Righteousness imputed means God's justice fulfilled and wrath appeased (propitiated).
Righteousness imputed means the grounds to bestow eternal life and blessing have been met to God's satisfaction.
Righteousness imputed means that every jot and tittle of the law has been honored on behalf of the elect.
Righteousness imputed means the glory of God is honored as all boasting is removed.
Righteousness imputed exalts the Grace and Mercy towards the redeemed.
Righteousness imputed means God stands as God...and it is free.