Regulatory Notice 18-07

Extension of Time Requests Relating to FINRA Rule 4210

Executive Summary

FINRA is updating the Regulatory Extension (REX) system to include enhanced functionality that will better enable firms to request extensions of time related to FINRA Rule 4210, inclusive of requests for extensions of time in connection with the margin requirements for Covered Agency Transactions that will become effective beginning June 25, 2018. This Notice contains information about the REX system update, including a REX Customer Test Environment (CTE) that FINRA will make available to assist firms in testing their systems to ensure their readiness for the updated system.

Questions concerning this Notice may be directed to:

  • Adam Rodriguez, Director, Credit Regulation, at (646) 315-8572;
  • Peter Grassi, Principal Specialist, Credit Regulation, at (212) 416-1786; or
  • Theresa Reynolds, Senior Credit Specialist, Credit Regulation, at (646) 315-8567.