Court orders in actions to contest validity of collector's deed or to enjoin tax sale.

(b) Any person entitled to payments pursuant to subsection (a) of this section shall, upon the recording of a certificate of judgment lien, be entitled to a lien on such property. The priority of such lien shall be, in the case of the amounts described in subdivision (1) of said subsection (a), prior to all other interests except taxes, and, in the case of the amounts described in subdivision (2) of said subsection (a), such priority as rules of law and principles of equity provide. (c) Nothing in subsection (a) of this section shall prohibit the court from awarding the complaining party any damages which may be proven. Any damages awarded shall be reduced by the amounts described in said subsection (a).