Company: AILIM
Filing Date: 2025-09-16
Form Type: 424B2
Source: 0001104659-25-090464
Chunk: 92

Company: Ameren Illinois Co
Filing Date: 2025-09-16
Form: 424B2
Chunk 92
---
 properties pursuant to such sale or other disposition assumes by supplemental indenture the due and punctual payment of the principal of, premium, if any, and interest on all the senior unsecured debt securities and the performance of every covenant of the senior unsecured indenture to be performed or observed by us.

Upon any such consolidation, merger, sale or other disposition of our properties substantially as an entirety, the successor entity formed by such consolidation or into which we are merged or the person to

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which such sale or other disposition is made shall succeed to, and be substituted for, and may exercise every right and power of, us under the senior unsecured indenture with the same effect as if such successor entity or person had been named as us therein and we will be released from all obligations under the senior unsecured indenture. For purposes of the senior unsecured indenture, the conveyance or other transfer by us of:

•

all of our facilities for the transmission of electric energy; or

•

all of our facilities for the distribution of natural gas;

in each case considered alone or in any combination with properties described in any other clause, shall in no event be deemed to constitute a conveyance or other transfer of all our properties, as or substantially as an entirety.

Resignation or Removal of Senior Unsecured Trustee

The senior unsecured trustee may resign at any time upon written notice to us specifying the day upon which the resignation is to take effect and such resignation will take effect immediately upon the later of the appointment of a successor trustee and such specified day. The senior unsecured trustee may be removed at any time by an instrument or concurrent instruments in writing filed with the senior unsecured trustee and signed by the holders, or their attorneys-in-fact, of at least a majority in principal amount of the outstanding senior unsecured debt securities. In addition, so long as no event of default or event which, with the giving of notice or lapse of time or both, would become an event of default has occurred and is continuing, we may remove the senior unsecured trustee upon notice to the holder of each senior unsecured debt security outstanding and the senior unsecured trustee, and the appointment of a successor trustee.

#### Governing Law
The senior unsecured indenture and the senior unsecured debt securities will be governed by New York law.

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### DESCRIPTION OF PREFERRED STOCK

#### General
The following statements describing our