6.40% Junior Subordinated Debenture (AGMH)

Security

Assured Guaranty Municipal Holdings Inc. 6.40% $300MM Junior Subordinated Debentures, Series 2006-1 due 2066

CUSIP:  31769PAB6

Ticker:  N/A

Corporate issuer:  Assured Guaranty Municipal Holdings Inc.

Guaranteed by:  Assured Guaranty Ltd. (on a junior subordinated basis)

Par/denomination:  $1000

Coupon or dividend rate:  $64 per $1000

            6.40% per annum (until 12/15/2036; floating interest rate of 1-month LIBOR plus 2.215% after)

Coupon or dividend record date: close of business on the business day preceding interest payment date (June 14 and Dec 14 for 2011)

           payable date:  June 15 and Dec 15

           ex-date (if any):  N/A

Issue date: 11/22/2006

Maturity: 12/15/2036 (scheduled; final repayment date of 12/15/2066)

Call date/terms: 11/22/2006 at $1000 (par), plus accrued and unpaid interest

Offering memorandum (pdf)

Please note information in the prospectus or prospectus supplement is current only as of the date of the document; for more current information, please see Financial Information for Assured Guaranty Ltd. and AGM or AGC, as applicable, and Assured Guaranty’s filings with the Securities and Exchange Commission.