Fitch Affirms 6 RMBS Classes from Citicorp Mortgage Alternative Loan Trust Series 2006-A3

Business Wire, April 20, 2007

NEW YORK -- Fitch Ratings has affirmed the ratings from the following Citicorp Mortgage Alternative Loan Trust Issue:

Series 2006-A3

--Class A at 'AAA';

--Class B1 at 'AA';

--Class B2 at 'A';

--Class B3 at 'BBB'.

--Class B4 at 'BB';

--Class B5 at 'B'.

The affirmations, affecting approximately $300.03 million in outstanding certificates, reflect adequate levels of credit enhancement relative to expected losses and low seasoning. The pool is seasoned 7 months and has a pool factor (current collateral balance as a percentage of the initial balance) of approximately 92%. To date, the trust has experienced no realized losses.

The pool consists of 10- to 30-year, fixed rate mortgages extended to Alt-A borrowers, secured by first-liens on one- to four- family residential properties. The loans are serviced by CitiMortgage (rated 'RPS1' by Fitch) as primary servicer. At closing, the three largest geographic concentrations of loans were in California, New York, and Florida.

Fitch's rating definitions and the terms of use of such ratings are available on the agency's public site, www.fitchratings.com. Published ratings, criteria and methodologies are available from this site, at all times. Fitch's code of conduct, confidentiality, conflicts of interest, affiliate firewall, compliance and other relevant policies and procedures are also available from the 'Code of Conduct' section of this site.