RAC Devices Exam Difficulty & Pass Rate: What Candidates Should Know

Before spending money on prep material — or even committing to a testing window — most candidates want an honest answer to one question: how hard is this exam, really? It's a fair question, and it deserves a straight answer rather than either false reassurance or exam-anxiety fear-mongering.

The RAC Devices Pass Rate: What RAPS Actually Says

RAPS itself states that the average pass rate for the RAC exams — both Devices and Drugs — is between 40% and 50%. That's not a rumor circulating in study forums; it's published directly by the organization that administers the exam.

Put plainly: roughly half of candidates who sit for the RAC Devices exam do not pass on a given attempt. That's a meaningfully harder bar than many professional certification exams, and it's worth taking seriously when you're planning how much time to invest in preparation.

Why the Exam Is Genuinely Difficult

A few structural factors explain why the RAC Devices pass rate sits where it does — independent of how capable any individual candidate is.

It tests application and analysis, not just recall. RAC exam questions are built around three cognitive levels: Recall (direct knowledge of a regulation), Application (using that knowledge in a workplace scenario), and Analysis (working through a short case to evaluate the right course of action). A candidate who has memorized regulations cold can still struggle if they haven't practiced applying that knowledge to the kind of ambiguous, scenario-based questions the exam actually uses.

The scope is genuinely global. The exam doesn't confine itself to U.S. FDA requirements — candidates are expected to reason across EU MDR/IVDR and other major regulatory frameworks. Even regulatory professionals with years of hands-on FDA experience can find themselves under-prepared for questions rooted in a framework they don't work with day to day.

The clock is tight. At 120 questions in 150 minutes, that's an average of 75 seconds per question — and scenario-based questions take longer to read and reason through than straightforward recall items. Time management under pressure is its own skill, separate from knowing the material.

Experience doesn't guarantee a pass. It's a common and telling observation in regulatory affairs communities: professionals with years of real, hands-on regulatory experience still don't pass on their first attempt. That's not because the exam is unreasonable — it's because on-the-job experience tends to be deep in a narrow area (your company's products, your primary market), while the exam tests breadth across the full device lifecycle and multiple jurisdictions.

What Makes the Exam Harder Than It Needs to Be

Some of the difficulty is inherent to the exam. Some of it is avoidable — and this is the part actually worth your attention, because it's the part you control.

Studying material built for the old exam. The RAC Devices exam was restructured starting with the Spring 2026 window: expanded from 100 to 120 questions, extended from 2 to 2.5 hours, and reorganized into renamed, rebalanced domains. Studying from material still organized around the old structure means spending time reconciling domain names instead of learning content — a completely avoidable source of wasted effort. See our RAC Devices Exam Domains Explained guide for the current structure.

Studying every domain equally. Strategic Planning and Design and Development together account for roughly 54% of the exam. Candidates who split their study time evenly across all four domains are, by definition, under-preparing for over half the questions they'll face.

Never practicing under real time pressure. Reading content and answering untimed practice questions builds recognition, but it doesn't train the specific skill of reasoning through a scenario in 75 seconds. Candidates who go into exam day having never simulated that pace often find the time pressure itself — not the content — is what costs them points.

Practicing with recall-only questions. If your practice questions are all "which regulation says X," you're training for a different exam than the one you'll actually sit. Case-based, scenario-driven practice is what mirrors the Application and Analysis questions that make up most of the exam.

What Actually Moves the Odds in Your Favor

None of the factors above are things you can control by simply "studying harder" in an undifferentiated way. What consistently helps is preparation that's structured around how the exam is actually built:

• Weight your study time to match domain weighting — more time on Strategic Planning and Design and Development, proportionally less (but not zero) on Licensing/Registration and Post-Market Activities. Our 90-Day Study Plan is built around exactly this allocation.

• Practice with scenario-based, explained questions, not just recall flashcards, so you're training the reasoning the exam actually tests.

• Simulate real exam conditions — full-length, timed mock exams — before exam day, so the 75-second-per-question pace isn't a surprise.

• Use current-format material. Given the 2026 restructuring, this alone eliminates one of the most common and completely unnecessary sources of wasted study time.

The AptSkill RAC Devices Master Handbook and RAC Devices Practice Tests are both built around the current domain structure specifically to address these points — 900+ scenario-based practice questions and case-based mini-mocks in the handbook, paired with timed practice tests that mirror the real exam's pacing and format.

👉 Explore the RAC Devices Master Handbook 

👉 Try the RAC Devices Practice Tests

Frequently Asked Questions

What is the RAC Devices exam pass rate? RAPS publishes an average pass rate of 40–50% across the RAC exams (Devices and Drugs combined).

Is the RAC Devices exam harder than other regulatory certifications? It's widely regarded as one of the more demanding certifications in the regulatory affairs field, partly because of its global scope and scenario-based question format, and partly because a 40–50% pass rate is lower than many comparable professional exams.

Can experienced regulatory professionals fail the RAC Devices exam? Yes — regularly. Deep experience in one company's products or one regulatory market doesn't automatically translate into the broad, multi-jurisdiction knowledge the exam tests.

Does using current 2026-format study material actually improve your odds? It removes one of the most common, entirely avoidable sources of wasted study time — since the exam was restructured for 2026, material still organized around the old domains and weighting can leave real gaps.

What's the single biggest factor in passing on the first attempt? There's no one factor, but structured, domain-weighted preparation combined with scenario-based practice under real time constraints consistently outperforms unfocused reading — see our full FAQ page for more on effective preparation.