SIE Plan

SIE practice question: Understanding Trading, Customer Accounts and Prohibited Activities

Understanding Trading, Customer Accounts and Prohibited ActivitiesDifficulty 2/5

Regulation S-P, as listed in the SIE outline, governs which of the following?

  1. AThe extension of credit by a broker-dealer to a margin customer
  2. BThe registration of securities offered to the public by an issuer
  3. CThe reporting of suspicious transactions to FinCEN by a member firm
  4. DNonpublic personal information, privacy notices and safeguard requirements
Show answer and rationale

Correct: D. Regulation S-P is the privacy rule: confidentiality of customer information, privacy notifications and safeguards. It sits in the books, records and privacy part of section 3.

  • A — Credit extension to margin customers is governed by Regulation T, a Federal Reserve rule.
  • B — Registration of public offerings is governed by the Securities Act of 1933.
  • C — Suspicious transaction reporting arises under the anti-money laundering rules, not Regulation S-P.

Concept being tested

23 of the 75 scored items. Order types and trade capacity, the components of return and the dividend dates, settlement timeframes, corporate actions and their effect on price and cost basis; account types and registrations including retirement accounts; anti-money laundering; books, records and privacy; communications and best interest obligations; and the prohibited activities, from market manipulation and insider trading to the rules on unregistered persons. — 31% of the exam. Study guide for Understanding Trading, Customer Accounts and Prohibited Activities.

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Primary references

  1. Securities Industry Essentials (SIE) Examination Content Outline — Financial Industry Regulatory Authority (FINRA) · primary · retrieved 2026-09-22, verified 2026-09-22
Last reviewed: 2026-10-18Reviewed by: Openverse editorial team, Authoring and fact verificationHow we verify facts