Equities Clearing

Welcome! In this section of the DTCC Learning Center, you can access resources that help you maximize using DTCC’s Equities Clearing offerings. To locate the content that you need, use either Search or select a product below to access user guides, technical specifications, and other supportive resources. Log in to learn more about Equities Clearing products and services.

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DTCC clears and settles virtually all broker-to-broker equity, listed corporate and municipal bond, and unit investment trust (UIT) transactions in the U.S. equities markets. DTCC advances new initiatives, drives development of products and services that mitigate risk, reduces costs, and enhances processing efficiencies for market participants.

The Equities Clearing products and services assist you from pre-trade to trade capture, National Securities Clearing Corporation (NSCC) trade processing, and settlement, either through DTC or other settlement locations. NSCC provides clearing, settlement, risk management, central counterparty services, and guarantees completion for certain transactions for virtually all broker-to-broker trades involving equities, corporate and municipal debt, American depository receipts, exchange traded fund (ETF), and unit investment trust (UIT) transactions in the U.S. equities markets.

In the following NSCC trade flow, hover over the product name in orange for a brief description, and then click an item to learn more about that Equities Clearing product or service. 

National Securities Clearing Corporation (NSCC) is registered with and regulated by the U.S. Securities and Exchange Commission.
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Our Exchange Traded Fund (ETF) process is designed to safely and securely move ETFs and their underlying securities through the settlement process for clearing through NSCC. This automated process generates clearance instructions that are validated through Universal Trade Capture (UTC).
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Corporate, Municipal, and UIT (CMU) RTTM is a secure, trade entry management tool that incorporated robust search capabilities, statistical reporting, and exception processing.
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The Universal Trade Capture (UTC) system validates and reports equity transactions that are submitted to NSCC throughout the trading day by exchange or qualified special representatives (QSRs) that are NSCC members.
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The Consolidated Trade Summary (CTS) system defines the expected settlement path for each transaction received by the Universal Trade Capture (UTC) system as eligible for CNS® or non-CNS. CTS provides a breakdown, by security, market, and settlement date for the net of all trade positions received by UTC prior to the settlement date.
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CNS is the core netting, allotting, and fail-control engine operated by NSCC. It is the standard for clearing and settling equities, fixed income, and other eligible securities at DTC.
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Obligation Warehouse provides an automated service for matching obligations submitted by members for U.S. securities classified as equities, corporates, or unit investment trusts (UITs). In addition, Obligation Warehouse receives matched trades through Consolidated Trade Summary (CTS).
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The Automated Customer Account Transfer Service (ACATS) system automates and standardizes procedures for transferring assets in a customer account from one brokerage firm or bank to another.
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The CBRS application is an automated system that supports the transfer of cost basis information from one firm to another for any asset transfer.
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The Securities Financing Transaction (SFT) Clearing service provides central clearing for equity lending and borrowing transactions, leveraging the clearing capabilities, risk management, and efficient infrastructure of the DTCC equities clearing subsidiary, National Securities Clearing Corporation (NSCC).
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Welcome to the Trading Relationship Management section of the Learning Center! Learn more about the Trading Relationship Management system.

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Settle Prep and ACATS Fund/SERV® Day 2 Acknowledgement Removal: Requirements and Implementation

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CNS® Reports and Statements Guide

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Network Connectivity Guide for Consolidated Trade Summary (CTS) and Universal Trade Capture (UTC) Web Modernization

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ETF Canned Sample for Create/Redeem Activity Reporting DATATRAK Production 11200/PSE 41200

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ACATS Settle Prep Test Cases

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Universal Trade Capture (UTC) Portal User Guide

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Universal Trade Capture (UTC) User Guide

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NSCC Risk Margin Component Guide

Learn more about the NSCC Risk Margin Component and formulas, including information about charges, such as volatility, mark-to-market charges, and other charges.
May 19, 2025

NSCC Print Image Reporting

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Consolidated Trade Summary (CTS) SMART/Search Reporting

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ACATS Mutual Fund Reversal MQ Output Format

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ACATS Message Queue (MQ) Guide

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ACATS Multicycle/End-of-Day MQ Output Format

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ACATS Position MQ Output Format

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ACATS Settlement MQ Output Format

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ACATS Output Settlement - Variable

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ACATS Output Fund/SERV Statistics - Fixed (AutoRoute Prod: 02090726)

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ACATS Output Position - Variable

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ACATS Output Position - Fixed (AutoRoute Prod: 02090724)

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ACATS Multicycle Transaction MRO/End-of-Day Transaction MRO - Fixed (AutoRoute: 02090722, 02090723)

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ACATS Multicycle Transaction MRO/End of Day Transaction MRO - Variable

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ACATS Output Fund/SERV Statistics - Variable

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ACATS Reversal Output - Variable

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ACATS Output Interface Rejects - Variable

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