11 U.S.C. § 554 : US Code - Section 554: Abandonment of property of the estate

      (a) After notice and a hearing, the trustee may abandon any
    property of the estate that is burdensome to the estate or that is
    of inconsequential value and benefit to the estate.
      (b) On request of a party in interest and after notice and a
    hearing, the court may order the trustee to abandon any property of
    the estate that is burdensome to the estate or that is of
    inconsequential value and benefit to the estate.
      (c) Unless the court orders otherwise, any property scheduled
    under section 521(a)(1) of this title not otherwise administered at
    the time of the closing of a case is abandoned to the debtor and
    administered for purposes of section 350 of this title.
      (d) Unless the court orders otherwise, property of the estate
    that is not abandoned under this section and that is not
    administered in the case remains property of the estate.