2012 Pennsylvania Consolidated Statutes
Title 13 - COMMERCIAL CODE
Chapter 13 - Territorial Applicability and General Rules
Section 1307 - Prima facie evidence by third-party documents

     § 1307.  Prima facie evidence by third-party documents.
        A document in due form purporting to be a bill of lading, a
     policy or certificate of insurance, an official weigher's or
     inspector's certificate, a consular invoice or any other
     document authorized or required by the contract to be issued by
     a third party is prima facie evidence of its own authenticity
     and genuineness and of the facts stated in the document by the
     third party.