The Form of Guaranty (the standard form of guaranty under the (AIC) Confirmation Agreement is Exhibit A to the (AIC) Confirmation Agreement. Schedule 1 and Schedule 2 to the Form of Guaranty provide all modifications that are acceptable for Ameren and that can be adopted by a Supplier on an optional basis. Specifically Schedule 2 contains those modifications to the Guaranty to be used in the event that a party chooses to execute a single guaranty for Ameren Illinois Company with respect to all outstanding Fixed Price Customer Supply Contract obligations.