BCBA ethics questions: how to approach them

Ethical and Professional Issues (content area E) accounts for 22 of the 175 scored questions on the BCBA exam, about 13%, according to the BACB's 6th edition outline. That's as many as some of the big clinical areas, and ethics questions feel different. Several options often sound reasonable, and the question asks for the best or first one.

This guide covers how to study the Ethics Code so it holds up under that pressure, and a repeatable way to work through an ethics scenario.

Study the Code itself, not summaries

The BACB recommends preparing with three things: the BCBA Test Content Outline (6th ed.), the Ethics Code for Behavior Analysts, and your training materials. The Code is free on the BACB site and about 19 pages long. Read the whole thing, including the parts people skip:

The introduction, which explains how to apply the Code: by looking at the wording and function of each standard, in context.
The four core principles, which the BACB says form the framework for every standard.
The glossary. Words like client, stakeholder, multiple relationship and conflict of interest have specific meanings.
The ethical decision-making steps, which describe a structured way to resolve a dilemma.

The Code also applies to you now. The BACB says it covers everyone who has completed an application for BCBA certification, not only certified BCBAs.

The four core principles as a lens

The Code says behavior analysts should:

Benefit others. Above all, this means putting clients' welfare and rights first.
Treat others with compassion, dignity, and respect. This includes privacy, confidentiality and the client's self-determination.
Behave with integrity. Be honest, follow through, and correct errors in good time.
Ensure their competence. Stay within your scope and the limits of your competence.

When two options look equally good, ask which one better serves these principles, starting with the client's welfare.

A five-step way to read an ethics scenario

1. Who is the client? The Code defines the client as the direct recipient of services, and stakeholders as others affected by them, such as parents, teachers, employers and funders. Many wrong answers protect a stakeholder's comfort or the agency's convenience at the client's expense.

2. What is the risk, and to whom? Look for possible harm to the client, to others, or to the profession. If someone is at direct and immediate risk, the Code says to report to the relevant authorities first, before the BACB or a licensure board.

3. Which standard is in play? Name it in your head: scope of competence, multiple relationships, confidentiality, informed consent, gifts, public statements, supervision. Naming the issue cuts through a long story.

4. What does the question actually ask? "MOST ethical", "FIRST" and "BEST" ask different things. The BACB's own retired sample questions in the handbook use exactly this wording. An action can be right but not first. Often the first step is to gather information, talk to the person directly, or check the relevant regulations before acting.

5. Choose the least drastic option that fully deals with the risk. The Code says to address concerns about others' conduct directly with them when that seems likely to resolve it and won't put anyone at undue risk. Jumping straight to a formal report or ending services is often too much, too soon. Doing nothing, or waiting to see, is usually too little.

Mix-ups that cost marks

Multiple relationships. The Code asks behavior analysts to avoid them, to explain the risks, and, when one can't be resolved straight away, to put safeguards in place and plan to resolve it. "It's fine because everyone agreed" is rarely the answer.
Gifts. The Code sets a limit of $10 US in monetary value and allows an infrequent expression of gratitude. A one-off card is different from a regular stream of gifts.
Competence. When a case falls outside your training, the Code's route is study, training, supervised experience or consultation, or referral. It doesn't say "read a few articles and start".
Confidentiality. Standard 2.03 covers sessions, records, data, and verbal, written and electronic communication. Separate public-statement standards cover social media and websites.
Your clinic's habits. Answer by the Code and the scenario as written, not by how things are done at your workplace.

How to practise

After each ethics question, name the standard it turned on and the core principle behind it. If you can't, re-read that section of the Code.
Write your own short scenarios for each Code section. Explaining a dilemma in your own words is the best test of understanding.
Track your confident-but-wrong ethics answers. They usually point to a rule you've misremembered.

Our lesson on E.1: core ethical principles covers the principles in depth. The free diagnostic shows how your ethics accuracy compares with your other areas.

FAQ

How many ethics questions are on the BCBA exam? The BACB's 6th edition outline allocates 22 of the 175 scored questions to Ethical and Professional Issues, about 13%.

Which ethics code should I study? The Ethics Code for Behavior Analysts, which BCBA and BCaBA applicants and certificants have had to follow since 1 January 2022. Download it from the BACB site.

Do I need to memorise standard numbers? Knowing what each standard requires matters far more than its number. Numbers help you organise your notes, but scenarios turn on understanding.

Why do two answers both seem right? Usually because both are ethical actions but only one fits the question. Re-read whether it asks for the FIRST step or the MOST ethical overall, and check which option puts the client's welfare first.

Sources

BACB, Ethics Code for Behavior Analysts: https://www.bacb.com/wp-content/ethics-code-for-behavior-analysts/ (scope, core principles, application, decision-making steps, client and stakeholder definitions, standards 1.05, 1.11, 1.12, 2.03, effective date)
BACB, BCBA Test Content Outline (6th ed.): https://www.bacb.com/wp-content/bcba-outline-6thEd (content area E: 22 questions, 12 tasks)
BACB, Board Certified Behavior Analyst Handbook (updated 06/2026): https://www.bacb.com/wp-content/uploads/2025/08/BCBAHandbook_260529-2-a.pdf (recommended preparation materials, retired sample questions)

Facts last checked against BACB publications on 2026-10-25. Rules can change, so always confirm in your BACB account. Spot a mistake? Email support@abaexamcoach.com.