Interstate Power & Light (IPLDP) 424B5 Prospectus supplement for primary offering

Exhibit 107

Filing Fee Table

Calculation of Filing Fees Table

424(b)(5)

(Form Type)

Interstate Power & Light Company

(Exact Name of Registrant as Specified in its Charter)

Table 1: Newly Registered and Carry Forward Securities

	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	Debt	5.700% Senior Debentures due 2033	Rule 457(r)	$300,000,000	99.458%	$298,374,000	$0.0001102	$32,880.81	—	—	—	—
Fees Previously Paid	—	—	—	—	—	—	—	—	—	—	—	—
Carry Forward Securities
Carry Forward Securities	—	—	—	—	—	—	—	—	—	—	—	—
	Total Offering Amounts					$298,374,000		$32,880.81
	Total Fees Previously Paid							$0.00
	Total Fee Offsets							$0.00
	Net Fee Due							$32,880.81