Where an inverse condemnation proceeding is instituted by the owner of any right, title or interest in real property because of use of the owner's property in any program or project, the court, rendering a judgment for the plaintiff in such proceeding and awarding compensation for the taking of property, or the Department of Justice effecting a settlement of any such proceeding, shall determine and award or allow to such plaintiff, as a part of such judgment or settlement, such sum as will, in the opinion of the court or the Department of Justice, reimburse such plaintiff for reasonable costs, disbursements and expenses, including reasonable attorney, appraisal and engineering fees, actually incurred because of such proceedings.