Terms Agreement to Underwriting Agreement for First Horizon Asset Securities Inc. Mortgage Pass-Through Certificates Series 2005-1

Summary

This agreement is between First Horizon Asset Securities Inc. and Credit Suisse First Boston LLC. It sets the terms for the purchase and sale of specific classes of Series 2005-1 Mortgage Pass-Through Certificates, which represent interests in pools of residential mortgage loans. The agreement details the classes, interest rates, principal balances, purchase prices, and required credit ratings for the certificates. The transaction is subject to conditions such as final principal amounts and ratings, and the assets will be treated as a REMIC for tax purposes. The agreement becomes binding upon signature by both parties.

EX-1.3 2 v012012_ex1-3.txt Exhibit 1.3 EXECUTION FIRST HORIZON ASSET SECURITIES INC. MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-1 TERMS AGREEMENT (to Underwriting Agreement, dated October 25, 2004 between the Company and the Underwriter) First Horizon Asset Securities Inc. New York, New York 4000 Horizon Way January 25, 2005 Irving, Texas 75063 Credit Suisse First Boston LLC (the "Underwriter") agrees, subject to the terms and provisions herein and of the captioned Underwriting Agreement (the "Underwriting Agreement"), to purchase such Classes of Series 2005-1 Certificates specified in Section 2(a) hereof (the "Offered Certificates"). This letter supplements and modifies the Underwriting Agreement solely as it relates to the purchase and sale of the Offered Certificates described below. The Series 2005-1 Certificates are registered with the Securities and Exchange Commission by means of an effective Registration Statement (No. 333-119657). Capitalized terms used and not defined herein have the meanings given them in the Underwriting Agreement. Section 1. The Mortgage Pools: The Series 2005-1 Certificates shall evidence the entire beneficial ownership interest in two pools (the "Mortgage Pools") of conventional, fixed rate, first lien, fully amortizing, one- to four-family residential mortgage loans (the "Mortgage Loans") having the following characteristics as of January 1, 2005 (the "Cut-off Date"): (a) Aggregate Principal Amount of the Mortgage Pools: Approximately $228,045,765 aggregate principal balance as of the Cut-off Date, subject to an upward or downward variance of up to 5%, the precise aggregate principal balance to be determined by the Company. (b) Original Terms to Maturity: The original term to maturity of each Mortgage Loan included in Pool I shall be 240-360 months. The original term to maturity of each Mortgage Loan included in Pool II shall be 178-180 months. Section 2. The Certificates: The Offered Certificates shall be issued as follows: (a) Classes: The Offered Certificates shall be issued with the following Class designations, interest rates and principal balances, subject in the aggregate to the variance referred to in Section 1(a) and, as to any particular Class, to an upward or downward variance of up to 5%: Principal Interest Class Purchase Class Balance Rate Price Percentage - ----- -------- ---- ---------------- I-A-1 $135,000,000.00 5.000% 99 ###-###-####% I-A-2 $15,000,000.00 Variable (1) 99 ###-###-####% I-A-3 (2) Variable (1) -- I-A-4 $19,836,000.00 5.250% 99 ###-###-####% I-A-5 $1,000,000.00 5.250% 99 ###-###-####% I-A-6 $1,000,000.00 5.250% 99 ###-###-####% I-A-7 $1,987,000.00 5.250% 99 ###-###-####% I-A-8 $8,976,000.00 5.250% 99 ###-###-####% I-A-9 $16,628,000.00 5.250% 99 ###-###-####% I-A-R $100.00 5.250% 99 ###-###-####% II-A-1 $22,347,000.00 4.750% 99 ###-###-####% (1) The interest rates for these classes of Certificates are variable and will be calculated as described in the Prospectus Supplement. (2) The Class I-A-3 Certificates are notional amount certificates and will accrue interest during each interest accrual period on a notional amount. The initial notional amount of the Class I-A-3 Certificates will be approximately $15,000,000. (b) The Offered Certificates shall have such other characteristics as described in the related Prospectus. Section 3. Purchase Price: The Purchase Price for each Class of the Offered Certificates shall be the Class Purchase Price Percentage therefor (as set forth in Section 2(a) above) of the initial Class Certificate Principal Balance thereof plus accrued interest at the per annum initial interest rate applicable thereto from and including the Cut-off Date up to, but not including, January 28, 2005 (the "Closing Date"). Section 4. Required Ratings: The Offered Certificates (other than the Class I-A-6 Certificates) shall have received Required Ratings of at least "AAA" and "Aaa" by Fitch Ratings ("Fitch") and Moody's Investors Service, Inc. ("Moody's"), respectively. The Class I-A-6 Certificates shall have received Required Ratings of at least "AAA" and "Aa1" by Fitch and Moody's, respectively. Section 5. Tax Treatment: One or more elections will be made to treat the assets of the Trust Fund as a REMIC. 2 If the foregoing is in accordance with your understanding of our agreement, please sign and return to the undersigned a counterpart hereof, whereupon this letter and your acceptance shall represent a binding agreement between the Underwriter and the Company. Very truly yours, CREDIT SUISSE FIRST BOSTON LLC By: /s/ ------------------------------------ Name: Title: The foregoing Agreement is hereby confirmed and accepted as of the date first above written. FIRST HORIZON ASSET SECURITIES INC. By: /s/ Alfred Chang ------------------------------------ Name: Alfred Chang Title: Vice President FIRST HORIZON HOME LOAN CORPORATION By: /s/ ------------------------------------ Name: Title: