(a) In accordance with this subchapter, a judgment and judgment lien may be discharged and canceled if the person against whom the judgment was rendered is discharged from his debts under federal bankruptcy law.
(b) This subchapter applies to judgments against persons whose debts are discharged in bankruptcy and for which the abstracts of judgment are recorded before September 1, 1993, as provided by Subchapter A, regardless of the fact that the discharge in bankruptcy occurred before this law took effect.