Are you a new Alliant Energy customer?
Welcome! We look forward to serving you. Our welcome page includes booklets with important phone numbers and safety information, energy services and programs available to you and more.
Customer Service
Start, stop or move service
Starting, stopping or moving service?
Handle it online!
Most residential and business customers can start, stop and move service online. Already an Alliant Energy customer with My Account? Log in for a streamlined experience.
(If you are a managed business, please reach out to your Key Account Manager for service needs.)
Additional resources
Information for renters
Support for business customers
Our team of consultants at the Business Resource Center are committed to your success. As a free information resource, we can explain utility practices and offer answers to improve your energy efficiency and bottom line.
Establishing new service for new construction
Building a new home?
You must completely fill out this form as soon as you obtain your building permit.
Iowa
Residential Electric and Natural Gas Service Application and Agreement
Wisconsin
Residential Electric and Natural Gas Service Application and Agreement (MS Excel)
Need help?
Step-by-step instructions on filling out the application
Building a new commercial, industrial or multi-family building?
Please contact us at 1-800-ALLIANT (800-255-4268) before completing these forms. We will send you a complete packet of information, including contact information for the construction associate who will assist you in this process.
Commercial, Industrial, Multi-Family New Construction Service Application