The UAD 3.6 Shift Is Bigger Than a Software Update When Fannie Mae and Freddie Mac published the UAD 3.6 rollout specifications, most industry attention focused on the technology side for new XML schemas, API changes, and software platform updates. But for appraisal management companies (AMCs), the implications run much deeper than a system up

Why UAD 3.6 Matters More Than Any Previous Update The Uniform Appraisal Dataset UAD has governed how residential property appraisal data is collected, standardized, and delivered to the GSEs, Fannie Mae, and Freddie Mac for over a decade. But the version most professionals have been working with, UAD 2.6, was built on a static, form-based model