Asset Management Network
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Every day, 8 a.m. to 10 p.m. ET. Files are processed Monday through Saturday. No processing occurs Sunday. Due to SIR Loanfinder maintenance, HSSN Case creation will be unavailable from 8 p.m. to midnight ET on the second business day of each month. |
Cash Remittance System
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You may edit any draft requests until 4:00 p.m. Eastern Time on the business day preceding the effective draft date. |
Collateral Underwriter
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ALERT: Collateral Underwriter® will be unavailable from 9 p.m. ET on Friday, May 16, until 1 a.m. ET on Saturday, May 17, for planned maintenance impacting Desktop Underwriter® (DU®), Uniform Collateral Data Portal (UCDP ®), and Property Data API functions. See the Collateral Underwriter page for details on impacted functions.
Every day, 24 hours a day, except from 1 a.m. to 5 a.m. ET the first and third Sundays each month due to maintenance. |
Condo Project Manager
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Every day, 24 hours a day, except from 1 a.m. to 5 a.m. ET the first and third Sundays each month due to maintenance.
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Credit Variance Administration System
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Every day, 24 hours a day.
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Default Reporting Application
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Every day, 24 hours a day.
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Desktop Underwriter & Desktop Originator
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Every day, 24 hours a day, except from 1 a.m. to 5 a.m. ET the first and third Sundays each month due to maintenance. |
Desktop Underwriter Validation Service
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Every day, 24 hours a day, except from 1 a.m. to 5 a.m. ET the first and third Sundays each month due to maintenance.
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Developer Portal
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Every day, 24 hours a day, except from 1 a.m. to 5 a.m. ET the first and third Sundays each month due to maintenance. |
Document Certification
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Every day, 24 hours a day, except from 8 a.m. ET Saturday to 8 a.m. ET Sunday due to maintenance.
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EarlyCheck
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Every day, 24 hours a day, except from 5 p.m. ET Saturday to 8 a.m. ET Sunday due to maintenance. |
eBoutique
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Monday through Friday, 9 a.m. to 8 p.m. ET.
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eTransfers
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Monday through Friday, 9 a.m. to 5 p.m. ET.
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Fannie Mae Connect
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Every day, 24 hours a day, except from 10 a.m. to 2 p.m. ET the third Sunday each month due to maintenance. |
Fannie Mae Invoicing
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Every day, 24 hours a day.
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Income Calculator
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Every day, 24 hours a day, except from 1 a.m. to 5 a.m. ET the first and third Sundays each month due to maintenance. |
Loan Delivery
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Every day, 24 hours a day, except from 8 a.m. ET Saturday to 8 a.m. ET Sunday due to maintenance. |
Loan Delivery Test Environment
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Loan Delivery Test Environment will be unavailable from 11 a.m. to 8 p.m. ET Thursday and 5 p.m. ET Saturday to 8 a.m. ET Sunday each week.
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Loan Quality Connect
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Every day, 24 hours a day, except from 12 a.m. to 6 a.m. ET daily and the third Saturday of each month from 6 p.m. to 6 a.m. ET of the following Sunday for system maintenance. |
Loan Servicing Data Utility (LSDU)
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Monday through Saturday. LAR 96 payment reporting, LAR 83 Rate & Payment Change, and Cash Position search features are available between 8:00 AM ET through 9:00 PM ET. All other features are available 24 hours a day. Please note on the second business day of each month (the last day of the reporting cycle), the LAR File Upload functionality in LSDU is unavailable after 3:00 p.m. ET, and single LAR submissions will be accepted and processed until 6:00 p.m. ET. |
MarketPoint
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Every day, 24 hours a day, except from 6 a.m. to 6.30 a.m. ET daily and from 1 a.m. to 5 a.m. ET Sunday, and from 1 a.m. to 11 a.m. ET every third Sunday due to maintenance.
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Master Servicing Portfolio Manager
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Every day, 24 hours a day, except from 2 a.m. to 6 a.m. ET every second Sunday.
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MBS Trading Portal
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Every day, 24 hours a day. Trading hours are 8 a.m. ET to 5:00 p.m. ET Monday – Friday.
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Mortgage Insurance Claims Portal
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Every day, 24 hours a day.
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New File Transfer Solutions
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Every day, 24 hours a day.
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Pricing & Execution - MBS
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Every day, 24 hours a day, except from 10 p.m. ET Saturday to 6 a.m. ET Sunday the third week each month due to maintenance.
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Pricing & Execution Whole Loan
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Every day, 24 hours a day, except from 6 a.m. to 6:30 a.m. ET daily and from 1 a.m. to 5 a.m. ET Sunday, and from 1 a.m. to 11 a.m. ET every third Sunday due to maintenance.
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Property 360
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Every day, 24 hours a day. |
Property Data API Review Tool
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Every day, 24 hours a day. |
Quick Exchange
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Every day, 24 hours a day.
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Servicer Expense Reimbursement
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Monday through Saturday, 24 hours a day. Sunday, 9 a.m. to midnight ET. Check active status |
Servicing Management Default Underwriter (SMDU)
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ALERT: To implement the 2025.5 release, SMDU will be unavailable from 10:00 p.m. Eastern Time on Friday, May 16, 2025 until 12:00 p.m. Eastern Time on Saturday, May 17, 2025.
The following SMDU functionality is available every day, 24 hours a day, except from 7 p.m. ET on Sunday to 5 a.m. ET on Monday for maintenance: Loss Mitigation “Automated Workout Decisioning” Loss Mitigation Valuations Borrower-Initiated Requests to Terminate Mortgage Insurance For SMDU Loss Mitigation “Case Management” functionality, refer to the AMN application hours of availability. After Hours Support |
Servicing Marketplace
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Every day, 24 hours a day, except from 6 a.m. to 6.30 a.m. ET daily and from 1 a.m. to 5 a.m. ET Sunday, and from 1 a.m. to 11 a.m. ET every third Sunday due to maintenance.
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Servicing Transfer Approval
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Every day, 24 hours a day.
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Technology Manager
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Every day, 24 hours a day. |
Uniform Closing Dataset Collection Solution
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ALERT: Due to system maintenance and implementations, the UCD Collection will be unavailable from 8 a.m. until 5 p.m. on Saturday, May 17.
Every day, 24 hours a day, except from 5 p.m. Saturday to 8 a.m. ET Sunday due to maintenance. |
Uniform Collateral Data Portal
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ALERT: The Uniform Collateral Data Portal® (UCDP®) Integration environment will have a planned maintenance window and will be unavailable from 11 p.m. ET on Thursday, May 15, until 5 a.m. ET on Friday, May 16.
Every day, 24 hours a day, except from 11 p.m. ET on Saturdays until 5 a.m. ET on Sundays. UCDP Integration Environment AvailabilityEvery day, 24 hours a day, except from 7 p.m. ET on Fridays until 7 a.m. ET on Mondays. UCDP Production EnvironmentEvery day, 24 hours a day, except from 11 p.m. ET on Saturdays until 5 a.m. ET on Sundays. UCDP Maintenance Calendar |