Officer’s Certificates and Opinions of Counsel Statements to Be Contained Therein. Upon any application or demand by the Lessee or the Owner Trustee to the Indenture Trustee to take any action under any of the provisions of this Indenture, the Lessee or the Owner Trustee, as the case may be, shall furnish to the Indenture Trustee upon request (a) an Officer's Certificate stating that all conditions precedent provided for in this Indenture relating to the proposed action have been complied with and that the proposed action is in conformity with the requirements of this Indenture, and (b) an Opinion of Counsel stating that in the opinion of such counsel all such conditions precedent, if any, have been complied with, except that in the case of any such application or demand as to which the furnishing of such documents is specifically required by any provision of this Indenture relating to such particular application or demand, no additional certificate or opinion need be furnished. Any certificate, statement or opinion of an officer of SSB may be based, insofar as it relates to legal matters, upon a certificate or opinion of or representations by counsel, unless such officer knows that the certificate or opinion or representations with respect to the matters upon which his certificate, statement or opinion may be based as aforesaid are erroneous, or in the exercise of reasonable care should know that the same are erroneous. Any certificate, statement or opinion of counsel may be based, insofar as it relates to factual matters information with respect to which is in the possession of the Lessee or SSB, upon the certificate, statement or opinion of or representations by an officer or officers of the Lessee or SSB, as the case may be, unless such counsel knows that the certificate, statement or opinion or representations with respect to the matters upon which his certificate, statement or opinion may be based as aforesaid are erroneous, or in the exercise of reasonable care should know that the same are erroneous. Any certificate, statement or opinion of an officer of the Lessee or SSB or of counsel thereto may be based, insofar as it relates to accounting matters, upon a certificate or opinion of or representations by an accountant or firm of accountants employed by the Lessee or the Owner Trustee, as the case may be, unless such officer or counsel, as the case may be, knows that the certificate or opinion or representations with respect to the accounting matters upon which his certificate, statement or opinion may be based as aforesaid are erroneous, or in the exercise of reasonable care should know that the same are erroneous. Any certificate or opinion of any independent firm of public accountants filed with the Indenture Trustee shall contain a statement that such firm is independent.