Standard & Poor's published refined methodologies and assumptions for rating RMBS deals that are  backed by prime, Alt- A, and subprime mortgages.

The criteria changes represent a significant update to previous methodologies and assumptions for determining credit enhancement levels.

Subscribe Now

Access to a full range of industry content, analysis and expert commentary.

30-Day Free Trial

No credit card required. Access coverage of the securitization marketplace, including breaking news updated throughout the day.