Federal agencies must pay reasonable expenses for attorneys, appraisals, and engineering fees that a property owner incurs because of a condemnation proceeding, if any of the following are true:

(a) The court's final judgment is that the Federal agency cannot acquire the real property by condemnation.

(b) The Federal agency abandons the condemnation proceeding other than under an agreed-on settlement.

(c) The court renders a judgment in the property owner's favor in an inverse condemnation proceeding or the Federal agency agrees to settle such proceeding.