Constitution of the State of Indiana Art. 10, § 7

Section 7. No law or resolution shall ever be passed by the General Assembly of the State of Indiana, that shall recognize any liability of this State to pay or redeem any certificate of stock issued in pursuance of an act entitled “An Act to provide for the funded debt of the State of Indiana, and for the completion of the Wabash and Erie Canal to Evansville,” passed January 19th, 1846;  and an act supplemental to said act, passed January 29th, 1847, which, by the provisions of the said acts, or either of them, shall be payable exclusively from the proceeds of the canal lands, and the tolls and revenues of the canal, in said acts mentioned, and no such certificates or stocks shall ever be paid by this State.