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This section is dedicated to Automated Customer Account Transfer Service (ACATS) user guides, ACATS Online Help, record layouts, important notices, membership documents,and other technical documentation. All content has been updated to reflect the Modernization Shortened Cycle release. You can also access this information in the ACATS Modernization section.

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ACATS Modernization

Access presentations, NSCC format file record layouts, important notices, test cases, guidelines, and best practices explaining the ACATS shortened cycle initiative.

ACATS User Guides

View user guides, best practices, reports, process flows, and super access coordinator documents to help you get the most out of the ACATS system.

ACATS Record Layouts

Access NSCC file formats for ACATS, including the participant master file and:

  • Input fixed records
  • Output fixed records
  • Input variable records
  • Output variable records

ACATS Important Notices

View ACATS important notices. 

ACATS Membership Documents

Access forms and agreements, such as the bank activiation participant checklist, registration profile form, and interface participant agreement.

ACATS Reversals Testing

Download the ACATS reversal test case and instructions.


See also: ACATS Working Groups

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