Latest Updates | CATNMSPLAN

08/21/2026
Technical Specifications
CAT Technical Specifications for Billing Trade Details v1.3 r2 (Clean)
08/21/2026
Technical Specifications
CAT Technical Specifications for Billing Trade Details v1.3 r2 (Redlined)
08/20/2026
Newsletter
Monthly CAT Update Newsletter: August 2026
08/17/2026
Reference Material
FINRA CAT Connectivity Supplement for Industry Members v1.19
08/14/2026
CAT Alert
CAT Alert 2020-04 - Standards for Self Reporting Erroneous Events to FINRA CAT
08/14/2026
Reference Material
Erroneous Events Self Reporting Form v1.5
08/13/2026
Technical Specifications
Order Routing Field Mapping between CAT and Exchanges v2.20
08/10/2026
Reference Material
Annual Clock Synchronization Certification Form
08/10/2026
Reference Material
Industry Member Onboarding Guide v1.26
08/10/2026
Reference Material
Self-Reporting Deviations Of Clock Synchronization Standards Form
08/07/2026
Announcement
2026 Annual FINRA CAT User Account Certification Process For CAT Reporting Agents (CRAs)
07/31/2026
Technical Specifications
Industry Member Reporting Scenarios v4.18 (Redlined)
07/31/2026
Reference Material
Industry Member Reporting Scenarios v4.18
07/30/2026
Reference Material
Reference Database Reporting Scenarios v1.0.0
07/23/2026
Newsletter
Monthly CAT Update Newsletter: July 2026

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