Company: AILIM
Filing Date: 2025-09-16
Form Type: 424B2
Source: 0001104659-25-090464
Chunk: 47

Company: Ameren Illinois Co
Filing Date: 2025-09-16
Form: 424B2
Chunk 47
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 as if made on the due date or the date fixed for redemption, and, in the case of timely payment on such business day, no additional interest shall accrue for the period from and after such principal, premium or interest is stated to be due to such business day.

#### Redemption Provisions
Any terms for the optional or mandatory redemption of the senior secured debt securities will be indicated in the applicable prospectus supplement. Unless otherwise indicated in the applicable prospectus supplement, the senior secured debt securities will be redeemable only upon notice by mail not less than 30 nor more than 60 days prior to the date fixed for redemption, and, if less than all the senior secured debt securities of a series are to be redeemed, the particular senior secured debt securities to be redeemed will be selected by the senior secured trustee in such manner as it shall deem appropriate and fair.

Any notice of redemption at our option may state that such redemption will be conditional upon receipt by the senior secured trustee, on or prior to the date fixed for such redemption, of money sufficient

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to pay the principal of, premium, if any, and interest on such senior secured debt securities and that if such money has not been so received, such notice will be of no force and effect and we will not be required to redeem such senior secured debt securities.

#### Purchase of Senior Secured Debt Securities
We or our affiliates may, at any time and from time to time, purchase all or some of the senior secured debt securities at any price or prices, whether by tender, in the open market, by private negotiated agreement or otherwise, subject to applicable law.

#### Events of Default
The following constitute events of default under the senior secured indenture with respect to the senior secured debt securities:

•

default in the payment of principal of, and premium, if any, on any senior secured debt securities when due and payable;

•

default in the payment of interest on any senior secured debt securities when due and payable which continues for 60 days;

•

failure to observe or perform any of our other covenants or warranties in the senior secured debt securities or in the senior secured indenture and the continuation thereof for 60 days after written notice thereof is given to us by the senior secured trustee or to the senior secured trustee and us by the holders of at least 25% in aggregate principal amount of the outstanding senior secured debt securities;

•

prior to the release date, the occurrence of an event of default as defined in the