Automated Customer Account Transfer Service (ACATS)

Folder Automated Customer Account Transfer Service (ACATS)

Welcome to the ACATS section of the Learning Center! 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. Locate the content that you need by using Search to filter or access Resources to navigate to all of the ACATS content.

Categories

Folder ACATS Overview

 

 

Folder ACATS Release

Log in to view information about recently implemented enhancements along with plans for current and future ACATS projects. 

Client Interface Modernization and ACATS 529 Plan (2023 - 2026)

Learn about the new ACATS client interface enhancements that will modernize the client interfaces that firms use to communicate with the ACATS systems. These enhancements also include features to process 529 accounts transfers through the ACATS Fund/SERV® service. DTCC has updated its API Marketplace with the ACATS APIs, schemas, and API Starter Kit for the new JSON standard message formats. For full access to the DTCC API Marketplace, contact your firm’s Super Access Coordinator (SAC) to enable you as an Operator.

For SACs: If you are unable to provision entitlements to the API Marketplace, contact NSCC Integration at This email address is being protected from spambots. You need JavaScript enabled to view it.

After logging in, expand each section to access the ACATS modernization resources.

View answers to common questions, such as how to automatically reset your password.

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Project Workflow

acats project workflow 2025Jan22

Real Time Messaging (MQ)

  • Available for input and output
  • Only option for output
  • New channel builds are required for use of ACATS MQ for inbound and outbound
  • Data Delivery
  • Testing
  • Testing sign-off
  • Production Implementation

API

  • Available for input only (at this time)
  • DTCC API Marketplace, entitlement needed
  • Robot ID buildout
  • Testing
  • Testing Sign-off
  • Production Implementation

Next Steps

When you are ready to engage with us, email Contact NSCC Integration at This email address is being protected from spambots. You need JavaScript enabled to view it.. Include your firm’s name and participant number.

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See Also:

Click each tab to access the ACATS input and output JavaScript Object Notation (JSON) formats, egress schema, and sample JSONs.

View the JSON input formats that are supported with the API Marketplace or Message Queue (MQ) specifications. You can also download the Ingress Schema zip file to view the input JSON schema.

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View the JSON output formats that are supported only through MQ. You can also download the Egress Schema zip file to view the output JSON schema.

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View the sample JSONs available in PDF or by downloading the zip containing the following samples:

  • Multicycle Transaction Sample JSON
  • End-of-Day Transaction Sample JSON
  • Position Sample JSON
  • Settlement Sample JSON
  • Insurance Statistics Sample JSON
  • Interface Rejects Sample JSON
  • Fund/SERV Statistics Sample JSON
  • End of Message (EOM) Notification Sample JSON
  • CNS/NON-CNS Reversals
  • Mutual Funds Reversals

See Also: View sample requests and responses in the ACATS Message Queue (MQ) Guide. For detailed information about the JSON input structure and usage, see DTCC API Marketplace.

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