Make an online one-time payment

• You make the choices. You choose the amount you pay and when to pay it. You choose whether the payment comes from your bank account or credit card.
• It's convenient and fee-free. All you need is your Alliant Energy account number, which is on your bill. There are no fees to use this service.
• It's safe. Our system is secure and safer than physical mail, which bad actors can steal.
• It's fast. It just takes a few clicks. We'll process your payment and apply it to your account instantly. We'll send a confirmation so you know your bill was paid.
• How you receive your bill won't change. If you get a paper bill now, we'll continue sending it regardless how you pay.

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How to make an online one-time payment

1. Go to the one-time payment page.
2. Enter your Alliant Energy account number and the last four digits of your social security number or tax ID.
3. Agree to the terms of use.
4. The total payment amount will default to the full amount you owe. Click "Other amount" to adjust it.
5. Enter the billing and payment information for the card or bank account you'd like to use.
6. You'll see a confirmation screen. You'll also receive an email with the subject line "Payment received."

Does paying online mean I will no longer receive a paper bill?

No. If you currently receive a paper bill, you’ll continue to regardless of how you choose to pay.

How can I be sure my payment went through?

With an online one-time payment, we immediately process and apply your payment to your account. You’ll see a “Payment Successful" message after you input your payment information. We'll also send you an email confirmation.

What if I try online payment and don’t like it?

We hope you’ll find online payments convenient and simple. If you don't, just pay your bill by mail next time.