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FINRA
SIE
Regulation and Compliance
Customer Protection and Ethics
Customer Protection and Ethical Practices
Study Reg BI, suitability, KYC, best execution, and protections for senior investors.
In this section
Regulation Best Interest (Reg BI)
Review the Reg BI standard and the obligations it places on broker-dealers.
Suitability and Know Your Customer (KYC)
Understand suitability and KYC duties when making recommendations to customers.
Fiduciary Duty and Best Execution
Review fiduciary standards and the obligation to seek best execution for customer orders.
Senior Investor Protections
Study the rules and practices designed to protect senior investors from abuse and exploitation.
Revised on Thursday, April 23, 2026
Conduct and Reportable Events
Recordkeeping and Reporting