La. Stat. tit. 39 § 99.19
The state covenants and agrees with the corporation, and the holders of the bonds in which the corporation has included such pledge and agreement, that the state will (i) irrevocably direct the escrow agent and independent auditor under the master settlement agreement to transfer all conveyed tobacco settlement payments directly to the corporation or its assignee, (ii) enforce the corporation's rights to receive the tobacco settlement payments to the full extent permitted by the terms of the master settlement agreement, (iii) not amend the master settlement agreement in any manner that would materially impair the rights of the holders, (iv) not limit or alter the rights of the corporation to fulfill the terms of its agreements with such holders, and (v) not in any way impair the rights and remedies of such holders or the security for such bonds until such bonds, together with the interest thereon and all costs and expenses in connection with any action or proceeding by or on behalf of such holders, are fully paid and discharged.
La. R.S. § 39:99.19