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10 Tricky ABA Ethics Scenarios You'll See on the BCBA Exam

The ethics section is worth 14% of the BCBA exam and trips up even experienced candidates. Here are 10 scenarios to sharpen your ethical reasoning.

Joshua HaywoodMay 10, 2026Updated Jun 27, 2026

Why Ethics Questions Are So Hard

The Ethics section (Section E) accounts for 14% of the BCBA exam — that's roughly 22 questions. And unlike other sections where there's often one clearly correct answer, ethics questions frequently present scenarios where multiple answers seem reasonable.

The key is understanding the BACB Ethics Code for Behavior Analysts and knowing how to apply it to nuanced situations. Let's work through 10 challenging scenarios.

Scenario 1: The Social Media Dilemma

A parent of one of your clients sends you a friend request on Facebook. You don't use social media for professional purposes. What should you do?

The correct action is to decline the request and explain your professional boundaries to the parent at the next session. Accepting would create a multiple relationship that could compromise your professional objectivity. Even if your social media is "personal," the boundary between personal and professional can blur in ways that affect the therapeutic relationship.

Ethics Code Reference: Multiple relationships and professional boundaries.

Scenario 2: The Reluctant Caregiver

You've designed a behavior intervention plan that requires the caregiver to implement specific procedures at home. The caregiver says they understand but consistently fails to follow through. What is your first step?

Before escalating or modifying the plan, you should assess why the caregiver isn't following through. It could be:

  • Lack of understanding (need for more training)
  • The procedures are too time-consuming or complex
  • Cultural or personal values conflict with the approach
  • Environmental barriers (e.g., other children, limited space)

Modify your approach based on the barrier. Behavior analysts treat caregiver behavior just like any other behavior — functionally.

Scenario 3: The Scope of Competence Question

A school district asks you to develop a program for a student with a diagnosis you've never worked with before. The family is eager to start. What should you do?

You should only practice within your scope of competence. However, this doesn't mean you must refuse outright. You can:

  1. Seek supervision or consultation from someone with relevant experience
  2. Pursue training in the area before taking the case
  3. Refer the family to a qualified professional if you can't develop competence in a reasonable timeframe

The worst answer is to take the case without seeking additional training or consultation.

Scenario 4: Confidentiality vs. Safety

During a parent training session, a mother casually mentions that her husband "gets physical" with their child when he misbehaves. She asks you not to say anything because "it's just how he was raised." What do you do?

This is not a gray area. You are a mandated reporter, and suspected child abuse must be reported regardless of the parent's wishes. Inform the mother that you are obligated by law to report, and then file a report with the appropriate child protective services agency.

Key principle: Confidentiality has limits, and client safety always takes priority.

Scenario 5: Data-Based Decision Making

A supervisor asks you to continue a punishment-based intervention because "it's working" — the target behavior has decreased by 30%. However, you've noticed an increase in the client's escape behavior and emotional responses. What should you do?

A 30% decrease in the target behavior doesn't tell the whole story. The increase in escape behavior and emotional responses suggests negative side effects that may outweigh the reduction in the target behavior. You should:

  1. Document the side effects with data
  2. Present your concerns to the supervisor with supporting evidence
  3. Advocate for exploring reinforcement-based alternatives
  4. If overruled, consider the appropriate chain of escalation

Scenario 6: The Gift Question

A grateful family gives you a $200 gift card at the end of a successful treatment program. They insist it's just a thank-you. Can you accept it?

Generally, no. Accepting gifts can create a sense of obligation that affects your professional judgment. However, the Ethics Code recognizes cultural practices around gift-giving. The best course of action is to:

  1. Thank the family sincerely
  2. Explain your professional boundaries
  3. Suggest donating to a relevant charity if they'd like to express their gratitude

Scenario 7: Transitioning Services

Your client has made significant progress and you believe they no longer need intensive ABA services. The client's insurance will continue to cover services. What should you do?

The ethical action is to recommend reducing or discontinuing services based on clinical data, even if insurance would continue to pay. Continuing unnecessary services is both an ethical violation and potential fraud. Develop a transition plan and communicate your recommendation to the family with supporting data.

Scenario 8: Supervision Documentation

You're supervising an RBT who is doing excellent work. To save time, you sign off on their supervision hours without conducting the full observation. Is this acceptable? Absolutely not. Signing documentation for supervision that didn't occur is a serious ethical violation, regardless of how competent the supervisee is. You must actually conduct and document the supervision as required.

Scenario 9: Cultural Responsiveness

A family from a different cultural background refuses to implement a token economy because they believe it's too materialistic and conflicts with their values. What should you do?

Respect the family's values while still pursuing evidence-based treatment. You should:

  1. Acknowledge and validate their perspective
  2. Explore alternative reinforcement systems that align with their values (e.g., activity-based reinforcers, social reinforcement)
  3. Collaboratively develop an approach that is both effective and culturally acceptable

The Ethics Code emphasizes cultural responsiveness — this means adapting your approach to fit the client's cultural context, not forcing the client to fit your approach.

Scenario 10: Conflicts of Interest

You work for an ABA company that receives more funding when clients have more intensive service hours. Your supervisor suggests increasing a client's hours despite your clinical judgment that the current level is appropriate. What should you do?

Your clinical judgment should be based on client need, not financial incentives. Document your clinical rationale, communicate your recommendation to the supervisor, and if the conflict isn't resolved, escalate to the appropriate authority. If the company's practices create a pattern of over-servicing, you may need to report to the BACB.

Practice More Ethics Scenarios

These 10 scenarios barely scratch the surface. ABA Study Companion includes hundreds of ethics-focused questions spanning the full BACB Ethics Code — from multiple relationships to supervision responsibilities to cultural competence. Practice until ethical reasoning becomes second nature.

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