Section 755 ILCS 5/22-4 - Lease, sale or mortgage of real or personal estate(a) If no letters are issued in this State upon the estate of a decedent who at the time of his death owned real or personal estate or any interest therein within this State or upon the estate of a ward who owns real or personal estate or any interest therein within this State and if any person is appointed in any other state, territory, country or the District of Columbia as representative of the estate of the decedent or as guardian, conservator, committee or in any like capacity for the ward, the person so appointed may file his petition for leave to lease, sell or mortgage the real or personal estate or the mining, oil or gas rights or other interest therein for any of the purposes for which a representative appointed in this State may lease, sell or mortgage under this Act or for such other purposes as the court which appointed such person may direct. A petition under this Section must be filed in the court of the county in which the personal estate, or the greater part thereof, or the real estate, or the greater part thereof, as the case may be, may be located.(b) The nonresident representative must file with the petition: (1) a copy of his letters authenticated within 60 days before the date of presentation, (2) an authenticated copy of the order of the court which issued letters to him authorizing him to apply to a court in this State for leave to lease, sell or mortgage the property, (3) an authenticated copy of any bond required by the court which issued letters to him and (4) an authenticated copy of the order of the court which issued letters to him approving any bond required to be filed.(c) The practice and procedure in the proceedings commenced by a nonresident representative are the same, as near as may be, as the practice and procedure in similar proceedings brought by resident representatives.