CESIR

A Web-enabled solution for the investor reporting process for bond credit transactions.

CESIR™, the Credit Enhancement Servicing and Investor Reporting system, is a Web-enabled solution for the investor reporting process for bond credit transactions.

Availability Status

Monday through Friday, 7:30 a.m. to 10 p.m. ET, and Saturday, 8:30 a.m. to 7 p.m. ET (except Fannie Mae observed holidays).

CESIR User Guides and Schedule

User Guide for Servicers

Download (PDF)
Reporting and Remitting Schedule

Download (PDF)

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, excluding the following 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 p.m. ET and will reopen the day after the holiday at 8 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.

Open a Web Chat
Share Your Desktop to share your screen with your assigned agent.

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

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