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05/05/2026
FAQ
X1.
Can an Industry Member submit the same record to the Reference Database every business day? Or should the Industry Member submit only a delta record? For example, if a record is submitted on T and nothing changes, can the same record be submitted on T+1, T+2, etc.? Or should the Industry Member only resubmit the record if a required data element changes?
Topics
X. Reference Database
05/05/2026
FAQ
X2.
Is an Industry Member permitted to submit a CAT Customer’s Sensitive Identifier, name, address, date of birth or account number to the Reference Database?
Topics
X. Reference Database
05/05/2026
FAQ
M6.
If an Industry Member uses multiple reporting vendors for both Transaction system and Reference Database reporting, must each vendor use the same firmDesignatedID value representing a single, unique account, relationship or entity identifier when reporting to CAT?
Topics
M. Firm Designated ID
05/05/2026
FAQ
M2.
Is it permissible to use information that can be used to identify a customer, trading account or relationship as the firmDesignatedID value, or as part of the firmDesignatedID value, when submitting data to the Transaction system or the Reference Database?
Topics
M. Firm Designated ID
05/05/2026
FAQ
M1.
What are the circumstances under which a firmDesignatedID value representing a single, unique account, relationship or entity identifier can change over time?
Topics
M. Firm Designated ID
05/05/2026
FAQ
A34.
Why is there a question on the CAT Registration Forms (Transaction and Reference Database Registration) asking for a Legal Entity Identifier (LEI)?
Topics
A. General
05/04/2026
Reference Material
Reference Database Onboarding Guide v1.0
04/30/2026
Technical Specifications
CAT Industry Member Technical Specifications (2d) v4.2.0 (Clean)
04/30/2026
Technical Specifications
CAT Industry Member Technical Specifications (2d) v4.2.0 (Redlined)
04/23/2026
Event
Monthly CAT Update Newsletter: April 2026
Monthly CAT Update (April 23, 2026) - Newsletter
Topics
A. General
B. Reporting Requirements
V. CAT Billing
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