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Defeasance Calculator

The Defeasance Calculator provides an indicative estimate of the cost of defeasance using current or user-defined interest rates.

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Availability

Monday through Friday, 8:00 a.m. to 8:00 p.m. eastern time (except on Fannie Mae observed holidays).

Additional Help

Have a question? Contact the Technology Support Center.
 

Call Us at 1-800-2FANNIE (1-800-232-6643). Press 1, then press 1.
 

Hours of operation: 24 hours a day, 7 days a week except for the listed holidays.
 

  • New Year's Day
  • Memorial Day
  • Independence Day
  • Labor Day
  • Thanksgiving Day
  • Christmas Day

NOTE: On the evening prior to a holiday closure, the Technology Support Center will close at 8:00 p.m. and will reopen the day after the holiday at 8:00 a.m. ET.
 

Call Center Quick Reference Guide

Please note that the Web Chat and Share My Desktop links are only available to registered technology application users.

Fannie Mae applications are currently compatible with computers that run on the Microsoft® Windows® 8.1 Enterprise Edition. 

Your Web browser must be set to enable Java™ and JavaScript™ and to accept cookies. The following browsers have been tested with our secure servers and are necessary for secure connections:

  • Microsoft Internet Explorer® 11
  • Mozilla Firefox® Version 38.1.1
  • Google Chrome™ Version 46

For additional information, see the Technology Requirements: Configurations for Applications.

Technology Terms & Conditions