CMU RTTM Technical Resources

Access the technical resources for the CMU RTTM® service by logging in to the Learning Center and viewing the file formats.

CMU RTTM® Interactive Messaging Specifications for Trade Input and Output

March 05, 2025

Network Connectivity for CMU RTTM® Web Modernization

March 05, 2025

CMU RTTM® CSV Trade Batch Upload Quick Reference Guide

March 05, 2025

CMU RTTM® CORP Bond/UIT Contracts MRO: AutoRoute ID 02032433

June 20, 2016

CMU RTTM® MUNI Contracts MRO: AutoRoute ID 02032237

June 22, 2016

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Log in to learn about the CMU RTTM® Web system functions that relate to the corporate bonds, municipal bonds, and unit investment trusts (…
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The National Securities Clearing Corporation (NSCC) is in the process of modernizing the Web applications as some of the technology used to …
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Log in to learn about using the CMU RTTM® Activity reports to review, reconcile, and balance your trades. NSCC members and participants …
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Decommissioning Notice: NSCC plans to retire CNS® Level 2 Exemption capabilities on August 28, 2025 and the Fully-Paid-For account on Septe…
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The UTC service offers messaging input to support the vast majority of transactions, which in general is required to meet NSCC real-time sub…
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