Series 66 2026 Complete Guide

$10 · instant PDF download (link also emailed)

For investment adviser reps who need the Series 66 (Uniform Combined State Law Exam) — economics, recommendations, and state IA rules in one sitting.

Covers the current NASAA Series 66 exam outline · Written and maintained by Todd Lavergne, Todd Lavergne Media · Last updated Oct 2026

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The 66 mixes portfolio topics with state law. Studying only “investments” or only “ethics” leaves half the exam cold.

What’s inside

  • Topic lessons, 74 practice questions with answers and explanations, a formula/limits sheet, and a study plan.
  • 74 questions with answers and short explanations (Q&A pairs in the PDF)
  • Instant PDF download after payment — link also arrives by email

Who this is for

For investment adviser reps who need the Series 66 (Uniform Combined State Law Exam) — economics, recommendations, and state IA rules in one sitting.

What’s not included

Not affiliated with NASAA/FINRA/SEC. Independent study aid only; no pass guarantee.

Free sample: 5 questions from the guide

Taken straight from the Series 66 guide. Try each one, then tap “Show answer.”

  1. A leading economic indicator is one that:

    • A. Moves with the economy in real time
    • B. Tends to turn before the economy turns
    • C. Turns after the economy
    • D. Is always a Fed policy rate
    Show answer

    Answer: B — Leading: permits, initial claims, new orders. Coincident: industrial production, payrolls. Lagging: unemployment duration, prime rate.

  2. Standard deviation measures:

    • A. Credit spreads only
    • B. Total volatility of returns
    • C. Tracking error versus a benchmark only
    • D. Liquidity
    Show answer

    Answer: B — Std. dev. = total risk. Beta = market risk.

  3. A 529 qualified withdrawal for education is generally:

    • A. Federally tax-free
    • B. Always taxable as ordinary income
    • C. Subject to wash-sale rules only
    • D. A capital-loss harvest
    Show answer

    Answer: A — Qualified 529 earnings are federally tax-free. State tax treatment varies.

  4. Sharing advisory losses to keep an account is:

    • A. Fiduciary excellence
    • B. A prohibited guarantee / sharing of losses
    • C. Required by ERISA always
    • D. A soft-dollar practice
    Show answer

    Answer: B — Do not write personal insurance on the portfolio.

  5. A BD notice-filing is not a substitute for:

    • A. BD registration when the firm has an office or retail solicitation in the state
    • B. Anti-fraud compliance
    • C. Both A and B
    • D. Neither
    Show answer

    Answer: C — Notice-filing is the federal-covered-security / federal-covered-IA concept. BDs with an office register as BDs.

Practice questions are original teaching items, not real exam questions. Independent study aid; not affiliated with or endorsed by the exam provider.

Using a full prep program such as Achievable? This $10 guide is a low-cost add-on: a compact outline review plus original practice questions with explanations for extra reps before test day.

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Study-aid disclaimer: Independent study aid. Not affiliated with the exam administrators. Original questions. No pass guarantee. Not legal or investment advice.

Need more practice later? Question bank page (coming next).

Related: Series 63 Complete Guide · Series 65 Complete Guide