Nothing in this act shall be so construed as to prevent any taxpayer, who has heretofore taken advantage and accepted the benefits of any of the acts referred to in section eight, and who at the time this act becomes effective has lost all future rights, benefits, privileges, and opportunities under such act, from taking advantage and receiving the benefits of this act in the same manner as if such person had never attempted to comply with the provisions of such previous abatement act.
72 P.S. § 5570i