EX-FILING FEES

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Calculation of Filing Fee Tables
S-3
ALLIANT ENERGY CORP

Table 1: Newly Registered and Carry Forward Securities	☐Not Applicable

		Security Type	Security Class Title	Fee Calculation or Carry Forward Rule	Amount Registered	Proposed Maximum Offering Price Per Unit	Maximum Aggregate Offering Price	Fee Rate	Amount of Registration Fee	Carry Forward Form Type	Carry Forward File Number	Carry Forward Initial Effective Date	Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward
Newly Registered Securities
Fees to be Paid	1	Equity	Common stock, par value $0.01 per share	457(o)			$ 1,000,000,000.00	0.0001381	$ 138,100.00
Fees Previously Paid
Carry Forward Securities
Carry Forward Securities
			Total Offering Amounts:				$ 1,000,000,000.00		$ 138,100.00
			Total Fees Previously Paid:						$ 0.00
			Total Fee Offsets:						$ 0.00
			Net Fee Due:						$ 138,100.00

Offering Note

¹	Calculated in accordance with Rule 457(o) under the Securities Act, based on the proposed maximum aggregate offering price, and Rule 457(r) under the Securities Act. The fee payable in connection with the offering pursuant to this prospectus supplement is being paid herewith in accordance with Rule 456(b) under the Securities Act, and represents deferred payment of the registration fees in connection with the registrant's Registration Statement on Form S-3ASR (Registration No. 333-276062).

Table 2: Fee Offset Claims and Sources	☑Not Applicable

		Registrant or Filer Name	Form or Filing Type	File Number	Initial Filing Date	Filing Date	Fee Offset Claimed	Security Type Associated with Fee Offset Claimed	Security Title Associated with Fee Offset Claimed	Unsold Securities Associated with Fee Offset Claimed	Unsold Aggregate Offering Amount Associated with Fee Offset Claimed	Fee Paid with Fee Offset Source
Rules 457(b) and 0-11(a)(2)
Fee Offset Claims
Fee Offset Sources
Rule 457(p)
Fee Offset Claims
Fee Offset Sources

Table 3: Combined Prospectuses	☑Not Applicable

	Security Type	Security Class Title	Amount of Securities Previously Registered	Maximum Aggregate Offering Price of Securities Previously Registered	Form Type	File Number	Initial Effective Date

Narrative Disclosure

The maximum aggregate offering price of the securities to which the prospectus relates is $1,000,000,000.00. The prospectus is a final prospectus for the related offering.