AI is fundamentally reshaping mortgage underwriting in 2026. Discover how lenders can harness automation for faster, smarter decisions while staying compliant with fair lending and CFPB regulations. Mortgage underwriting has always been the most critical and most resource-intensive step in the lending process. Every file demands attention to income documentation, credit history, asset verification, property valuation, and regulatory compliance. For decades, that meant skilled processors and underwriters spending hours on each loan. In 2026, that picture is changing rapidly.