New Appraisal Rules Will Raise Mortgage Closing Costs
Homebuyers will face higher appraisal fees and longer wait times as lenders transition to new data standards by May 2027.
Updated on Oct. 14, 2026 in Residential
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Fannie Mae and Freddie Mac have mandated a transition to the Uniform Appraisal Dataset 3.6 for all property valuations. Borrowers should anticipate a cost increase and extended processing timelines as lenders shift to these new requirements.
Why it matters
The transition to UAD 3.6 supports expanded use of hybrid appraisals and waivers, though it requires more detailed on-site data collection. These changes are designed to modernize risk assessment for the government-sponsored enterprises.
Modernized UAD 3.6 appraisal reports now cost approximately $850, a significant increase from the $550 baseline for older reports. Borrowers should also factor in three to five additional days of processing time for their loan files.
The players
Fannie Mae
A government-sponsored enterprise that provides liquidity to the mortgage market by purchasing home loans from lenders.
Freddie Mac
A government-sponsored enterprise that supports the housing market by buying mortgages to stabilize interest rates for consumers.
The details
Lenders are adopting the UAD 3.6 framework to comply with data collection mandates from Fannie Mae and Freddie Mac. Appraisers must complete specialized training to handle new data fields and spend additional time on-site during property inspections. These technical requirements contribute to the higher service costs passed on to the borrower at closing.
Timeline
November 2025: GSEs began limited acceptance of UAD 3.6 files.
September 2026: GSEs announced a limited extension for mandatory adoption.
May 2027: Mandatory UAD 3.6 implementation for waived lenders.
Money Landscape
The move to UAD 3.6 updates the established Uniform Appraisal Dataset framework used across the U.S. mortgage industry. This shift marks a notable departure from legacy reporting methods, reflecting a broader trend toward more data-intensive automated valuation models.
If you are planning to purchase a home or refinance before May 2027, verify which appraisal standard your lender is currently utilizing. Discuss the potential impact on your total closing costs and timeline with your loan officer to ensure your budget accounts for these industry changes.
The takeaway
The industry is shifting toward more granular property reporting, which carries higher upfront costs for borrowers. Consult with a qualified financial or tax professional to understand how your closing estimates might fluctuate based on your lender's current appraisal compliance schedule.
Further reading
For more on navigating home financing, see our guide to Residential.
Source note: This article includes information reported by Scotsman Guide.
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