- 2026 Testing Windows: March, July, and October
- Application Timeline and Deadlines
- Scheduling Your Seat with PSI
- Application Fees and Payment Options
- Eligibility Hours: Timing the 2,080-Hour Requirement
- Choosing the Right Window for Your Domain Prep
- What Test Day Actually Looks Like
- Rescheduling, No-Shows, and Retakes
- Frequently Asked Questions
- ABNN runs three CNRN testing windows annually: March, July, and October.
- Testing happens through PSI, either at a physical test center or via live remote proctoring.
- The application fee is $300 (AANN member) or $400 (nonmember) by credit card; check payments cost $325/$425.
- You need 2,080 hours of neuroscience nursing practice within the previous 3 years before you apply.
2026 Testing Windows: March, July, and October
The Certified Neuroscience Registered Nurse (CNRN) exam is not offered continuously year-round. The American Board of Neuroscience Nursing (ABNN) releases three fixed testing windows each year: March, July, and October. If you miss a window, you wait for the next one - there's no walk-in option or on-demand scheduling outside these periods.
This three-window cadence matters more than most candidates realize when they first start researching the credential. Because you can only sit for the exam during these specific stretches, your entire preparation calendar should be built backward from your target window, not forward from "whenever I feel ready." If you're still mapping out what the exam even covers before you lock in a date, it's worth reading the CNRN Exam Domains 2026: Complete Guide to All 3 Content Areas first so you know how much ground you're covering before you commit to a window.
Application Timeline and Deadlines
Every CNRN testing window has its own application period that closes well before testing actually begins. ABNN requires your application, eligibility documentation, and fee to be submitted and processed ahead of the window you're targeting - applications submitted after a window's deadline roll into the next testing cycle automatically.
Because the exact cutoff dates shift slightly from year to year, always confirm the current deadlines directly on ABNN's certification calendar before finalizing your plans. What stays consistent is the structure:
- An application submission deadline, typically several weeks before the testing window opens
- A confirmation/eligibility review period where ABNN verifies your license and practice hours
- An authorization to test, which you then use to book your seat with PSI
- The testing window itself, during which you must complete your exam
Missing the submission deadline is the single most common reason candidates lose an entire testing cycle. If your practice-hour documentation or license verification isn't airtight, resolve it early - see CNRN Requirements 2026: Eligibility, Prerequisites & How to Qualify for a full breakdown of what ABNN expects.
| Testing Window | General Timing | Best For |
|---|---|---|
| March | Early in the calendar year | Candidates who finish holiday downtime with a study plan already in motion |
| July | Mid-year | Candidates coordinating around academic-year hospital rotations or new-grad ramp-up |
| October | Fall | Candidates who want a full summer for concentrated domain review |
Scheduling Your Seat with PSI
Once ABNN approves your application, testing itself is administered by PSI, not by ABNN directly. You have two delivery options:
- Computer-based testing at a PSI test center - an in-person, proctored center environment
- Live remote proctoring - taking the exam from a private location of your choosing, monitored remotely by a live proctor
Both options draw from the same 220-item pool and carry the identical 4-hour time allotment, so the decision comes down to logistics and personal comfort, not exam difficulty. Candidates who choose remote proctoring need a quiet, enclosed space, a stable internet connection, and a device that meets PSI's technical requirements - test carefully before your scheduled time, because connectivity failures during the exam are treated the same as any other testing disruption.
Key Takeaway
Book your PSI appointment as soon as you receive authorization to test. Popular test center dates within a window fill quickly, especially near the end of each testing period, and remote-proctoring slots can also be limited during peak days.
Application Fees and Payment Options
The CNRN application fee depends on your AANN membership status and how you pay:
- Credit card: $300 for AANN members, $400 for nonmembers
- Check: $325 for AANN members, $425 for nonmembers
The $25 premium for paying by check reflects processing overhead, so most candidates pay by card unless they have a specific reimbursement or accounting reason to submit a check. If you're weighing AANN membership against the nonmember rate, run the numbers alongside the rest of your certification costs - retake fees, study materials, and renewal expenses all factor into the total investment. A full cost breakdown is available in CNRN Certification Cost 2026: Complete Pricing Breakdown.
Eligibility Hours: Timing the 2,080-Hour Requirement
Beyond holding a current, unrestricted RN license, candidates must document 2,080 hours of direct or indirect neuroscience nursing practice within the previous 3 years. That's roughly the equivalent of one full year of full-time neuroscience nursing work, though most candidates accumulate it across a longer stretch of part-time or mixed-unit experience.
This hour requirement has a direct effect on which testing window makes sense for you:
- If you're close to the 2,080-hour threshold, calculate exactly when you'll cross it and choose the next window that falls comfortably after that date
- If you've recently changed units or reduced clinical hours, double-check that your most recent 3-year lookback still supports full eligibility
- If you're borderline, don't submit an application prematurely - an incomplete eligibility file can push you into a later cycle regardless of when you originally intended to test
For a granular walkthrough of what counts as "direct" versus "indirect" neuroscience practice, and how ABNN verifies it, see CNRN Requirements 2026: Eligibility, Prerequisites & How to Qualify.
Choosing the Right Window for Your Domain Prep
Because the CNRN blueprint is weighted so heavily toward one domain, your choice of testing window should be driven by how much time you realistically need to cover that material - not by which window is simply "next."
Domain 1: Anatomy, Physiology, Pathophysiology, and Diagnosis (45.5%)
This is the largest domain on the exam, with 91 scored items. It demands deep command of neurological anatomy, disease mechanisms, and diagnostic reasoning across stroke, trauma, tumors, seizure disorders, and neuromuscular conditions.
- Give this domain the longest dedicated study runway of the three
Domain 2: Patient Management (38%)
Covers ongoing clinical management - monitoring, interventions, complication prevention, and response to changing neurological status.
- Pairs well with bedside experience; strong candidates often review this domain against real patient scenarios from their own unit
Domain 3: Multidisciplinary Care (16.5%)
The smallest domain, focused on care coordination, rehabilitation planning, and collaboration across the care team.
- Efficient to review last since it requires less raw content mastery than Domains 1 and 2
If you're targeting the July window, for example, allocate your winter and early spring months to Domain 1, move into Domain 2 through late spring, and reserve early summer for Domain 3 plus full-length review. A candidate targeting October has more runway and can space the same sequence out further. For a domain-by-domain study sequence mapped to a full prep timeline, see the CNRN Study Guide 2026: How to Pass on Your First Attempt.
Domain 1 Foundations
- Neuroanatomy and pathophysiology review
- Diagnostic criteria for major neuro conditions
Domain 2 Application
- Patient management scenarios and complication recognition
- Practice questions weighted toward this domain
Domain 3 and Full Review
- Multidisciplinary coordination concepts
- Timed full-length practice exam under 4-hour conditions
What Test Day Actually Looks Like
Regardless of which of the three windows you sit for, or whether you test at a PSI center or via remote proctoring, the exam format is identical: 220 multiple-choice items, of which 200 are scored and 20 are unscored pretest items you can't distinguish from the rest. You have 4 hours to complete the full set.
Because pretest items are indistinguishable from scored ones, there's no strategic value in trying to guess which questions "don't count" - treat every item with equal focus. Pacing across a 4-hour block for 220 items gives you a little over a minute per question on average, though the anatomy-and-pathophysiology-heavy content in Domain 1 often takes more careful reasoning than the applied-care questions in Domains 2 and 3.
Passing is determined by a criterion-referenced standard: ABNN sets a raw passing point and converts it to a scaled score of 200. If you want the mechanics of how that scaling works and what score you actually need, review CNRN Passing Score 2026: Exactly What You Need to Pass. And if you're still deciding whether the exam's difficulty matches your current knowledge base, How Hard Is the CNRN Exam? Complete Difficulty Guide 2026 breaks down what makes this exam demanding beyond just its scheduling logistics.
Rescheduling, No-Shows, and Retakes
Life happens - shift changes, illness, family emergencies. If you need to move your appointment within an active testing window, contact PSI as early as possible; rescheduling policies typically require advance notice and may carry a fee if you're inside a short cutoff period before your slot. Missing your appointment entirely without rescheduling is generally treated as a no-show, which can forfeit your authorization for that window.
If you don't pass on your first attempt, you'll need to reapply for a future window and pay the application fee again. This is another reason candidates increasingly build a full review of the exam's structure and domain proportions into their first attempt rather than treating it as a "test the waters" run. Understanding exactly how ABNN weights each area - detailed in the CNRN Exam Domains 2026: Complete Guide to All 3 Content Areas - helps you prioritize retake study time efficiently if a second attempt becomes necessary.
Once you're certified, remember that the credential is valid for 5 years, renewable either by exam or by meeting continuing-education and practice-hour requirements - so the scheduling discipline you build now pays off again at renewal time.
Frequently Asked Questions
Three times. ABNN administers the CNRN exam during March, July, and October testing windows each year, with no additional dates available outside these periods.
Yes. PSI offers live remote proctoring as an alternative to testing at a physical computer-based test center, provided you have a private space and equipment that meets technical requirements.
Your application rolls forward to the next available testing window. There's no exception process to test during a window whose deadline has already passed.
Check payments cost more ($325/$425 versus $300/$400 by card) and can take longer to process than card payments, so factor extra lead time into your deadline planning if you choose that method.
As soon as you receive authorization to test. Popular dates and remote-proctoring slots within each window can fill before the window closes, especially near common preferred testing days.
Locking in the right CNRN testing window is really a study-planning decision disguised as a logistics decision. Once you know which window you're aiming for, you can work backward through your Domain 1, 2, and 3 review, confirm your eligibility hours are solid, and use focused CNRN practice questions to check your readiness before application deadlines close in on you.