Filed Pursuant To Rule 433
Dated July 7, 2009
Registration Statement No. 333-159478
INTERSTATE POWER AND LIGHT COMPANY
Final Term Sheet
Dated July 7, 2009
Issuer: | Interstate Power and Light Company | |
Size: | $300,000,000 | |
Security Type: | Senior Debentures | |
Maturity Date: | July 15, 2039 | |
Interest Payment Dates: | January 15 and July 15, commencing January 15, 2010 | |
Coupon: | 6.25% | |
Price to Public | 99.368% | |
Yield to Maturity: | 6.297% | |
Benchmark Treasury: | 3.50% due February 15, 2039 | |
Benchmark Treasury Yield: | 4.347% | |
Spread to Benchmark Treasury: | + 195 bps | |
Optional Redemption—Reinvestment Rate: | Make-whole call at T + 30 bps | |
Trade Date: | July 7, 2009 | |
Settlement Date: | July 10, 2009 (T+3) | |
CUSIP: | 461070 AG9 | |
ISIN: | US461070AG92 | |
Underwriters: | Joint Book-Running Managers Banc of America Securities LLC Wells Fargo Securities, LLC Mitsubishi UFJ Securities (USA), Inc. RBS Securities Inc.
Co-Managers Commerzbank Capital Markets Corp. Mizuho Securities USA Inc. | |
The issuer has filed a registration statement (including a prospectus) with the SEC for the offering to which this communication relates. Before you invest, you should read the prospectus in that registration statement and other documents that the issuer has filed with the SEC for more complete information about the issuer and this offering. You may get these documents for free by visiting EDGAR on the SEC Web site at www.sec.gov. Alternatively, you may request a copy of these documents from Banc of America Securities LLC by calling 1-800-294-1322 or from Wells Fargo Securities, LLC by calling 1-800-326-5897.
