- How PAX-RN (NEX) Testing Actually Works
- 2026 Registration Fees and What Changed
- Exam Format and Timing on Test Day
- Choosing Your Test Date Around Application Deadlines
- Retake Rules and the 30-Day Waiting Period
- Score Validity: Planning Within the Three-Year Window
- Building a Domain-by-Domain Prep Timeline
- Frequently Asked Questions
- There is no national PAX-RN testing window - nursing programs schedule their own administration dates.
- Starting March 1, 2026, pricing is $59 for school-paid on-campus testing and $80 for virtual testing.
- The exam has 163 questions (145 scored, 18 unscored) with 60 minutes each for Verbal Ability, Mathematics, and Science.
- Retakes normally require a 30-day wait unless your specific school sets a different frequency.
How PAX-RN (NEX) Testing Actually Works
If you're used to certification exams with fixed quarterly windows or published national testing dates, the PAX-RN - now administered by the National League for Nursing as the Nursing Entrance Exam (NEX) - works differently. There is no single NLN-published calendar of "testing windows." Instead, individual nursing programs decide when and how often they offer the exam to applicants, then schedule sessions accordingly.
The NEX is a computer-based exam delivered with a live proctor, either onsite at your nursing school's testing center or virtually through Proctor360. This dual-delivery model is exactly why scheduling flexibility exists: a program can run in-person sessions on specific dates each semester, or let candidates book a virtual slot that fits their own calendar. Because of this, "exam dates" for the PAX-RN are really a function of two things - your target school's admissions calendar and the availability windows they (or Proctor360) publish for testing.
Before you start scheduling, it helps to understand exactly what you're walking into. Our overview of what PAX-RN is and our breakdown of PAX-RN requirements both explain eligibility basics that affect when you're even allowed to register.
2026 Registration Fees and What Changed
Pricing is one of the few dates candidates should mark on a calendar with certainty. Effective March 1, 2026, registration costs are:
- $59 for school-paid on-campus administration
- $80 for virtual administration through Proctor360
If you're scheduling near that date, check with your program about which price applies to your session - on-campus sessions paid for by the school are priced differently than virtual sittings you arrange yourself. For a full breakdown of what you're paying for and how it compares across delivery methods, see our PAX-RN certification cost guide.
Key Takeaway
Confirm with your nursing program whether your test will be billed as on-campus ($59) or virtual ($80) before you schedule - this affects your budget and your registration steps.
Exam Format and Timing on Test Day
Knowing the clock you're working against is essential to scheduling test-day logistics like arrival time, breaks, and travel. The NEX consists of 163 four-option multiple-choice questions - 145 of which are scored and 18 of which are unscored (used for future item development, though you won't know which is which). The exam is broken into three timed sections:
| Domain | Weight | Time Allotted |
|---|---|---|
| Verbal Ability | 34% | 60 minutes |
| Mathematics | 28% | 60 minutes |
| Science | 38% | 60 minutes |
That's three hours of dedicated testing time plus whatever check-in, ID verification, and proctor setup your school or Proctor360 requires. If you're testing virtually, build in extra buffer time for the technical check-in process before your scheduled slot begins. For a deeper look at what's actually tested inside each section, read our PAX-RN exam domains guide.
Science (38%) - The Largest Domain
Science carries more weight than either Verbal Ability or Mathematics, which should directly influence how you allocate your prep time and, in turn, how much runway you build before your test date.
- Prioritize a longer prep window if science content (biology, chemistry, anatomy & physiology basics) is your weakest area
- Don't schedule your test date until you've had at least one full practice run through science-heavy material
Choosing Your Test Date Around Application Deadlines
Because scheduling is decentralized, the smartest way to "find your exam date" is to work backward from your nursing program's application deadline. A practical sequence looks like this:
- Identify your target program's application deadline.
- Ask admissions how far in advance PAX-RN/NEX scores must be submitted (some programs require scores weeks before the deadline for review).
- Confirm whether the program offers on-campus sessions on set dates or expects you to self-schedule virtually via Proctor360.
- Build in time for at least one retake in case your first attempt doesn't meet the school's cutoff.
Since the NLN sets no universal passing score, your program's own admission cutoff determines whether you'll need to retest at all. Understanding what score you're actually aiming for is critical before you even book a date - see our PAX-RN passing score guide for what "passing" really means at the program level.
Retake Rules and the 30-Day Waiting Period
If your first score doesn't clear your program's cutoff, you'll typically need to wait 30 days before sitting for the exam again, unless your specific school has established a different retake frequency. This waiting period has real scheduling consequences:
- You cannot simply retest the next day if you're unhappy with a section score.
- A 30-day gap means your total testing timeline (first attempt + potential retake) needs at least a month of built-in flexibility.
- Some programs impose stricter or more lenient retake spacing - always verify directly rather than assuming the standard 30-day rule applies.
This is exactly why understanding the exam's difficulty and structure ahead of time matters more than for tests with unlimited attempts. Our guide on how hard the PAX-RN exam actually is and our look at what the pass rate data shows can help you calibrate whether you're likely to need that retake window at all.
Key Takeaway
Treat the 30-day retake rule as a scheduling constraint, not just a testing policy - it directly affects how early you need to book your first attempt.
Score Validity: Planning Within the Three-Year Window
Once you pass, your PAX-RN/NEX score remains available for three years. This gives you meaningful flexibility if:
- You're applying to multiple nursing programs with staggered deadlines
- You're testing early to keep options open before committing to a specific school
- You need to defer enrollment for personal or financial reasons and reapply later
That three-year runway means there's rarely a reason to rush into a test date without adequate preparation - unlike exams with tight validity periods, you have room to plan strategically. If you're still weighing whether investing time in this exam and a nursing career path makes sense, our analysis on whether PAX-RN certification is worth it walks through the bigger picture, including how scores connect to nursing program admission and career paths.
Building a Domain-by-Domain Prep Timeline
Once you've locked in a realistic test date using the steps above, reverse-engineer your study schedule around the three domains and their weighting. Since Science (38%) outweighs both Verbal Ability (34%) and Mathematics (28%), it deserves the largest share of your study calendar - not necessarily the most total hours if you're already strong there, but definitely the most deliberate review.
Science Foundations
- Review core biology, chemistry, and anatomy & physiology concepts
- Take a diagnostic practice set focused only on Science items
Mathematics and Verbal Ability
- Drill arithmetic, algebra, and measurement conversions for Mathematics
- Work vocabulary, reading comprehension, and sentence-structure items for Verbal Ability
Full-Length Timed Practice
- Simulate all three 60-minute sections back-to-back to build stamina for the 163-question format
- Review weak spots identified across all three domains
For a structured walkthrough of exactly which topics fall under each domain and how to prioritize them, our PAX-RN study guide goes section by section, and our one-page PAX-RN cheat sheet is useful for last-minute review the night before your scheduled date. You can also run full-length timed practice tests that mirror the real question count and section structure to make sure your pacing matches the actual 60-minute-per-section format.
Frequently Asked Questions
No. The NLN does not publish a universal national calendar. Testing dates are set by individual nursing programs, either through on-campus sessions or virtual scheduling via Proctor360.
Contact your nursing program's admissions office directly. They will tell you whether they run scheduled on-campus sessions or expect you to self-schedule a virtual proctored exam.
Effective March 1, 2026, on-campus administration paid by the school costs $59, while virtual administration through Proctor360 costs $80.
Generally you must wait 30 days between attempts, though individual schools can set a different retake frequency, so confirm the specific policy with your program.
Scores remain available for three years, giving you flexibility to apply to multiple programs or time your application across more than one admissions cycle.
Scheduling the PAX-RN comes down to coordinating with your target nursing program rather than watching for a national exam calendar. Confirm deadlines early, understand the 60-minute, three-domain format, and use the three-year score validity window and 30-day retake rule to your advantage when planning your path to admission. Explore more PAX-RN practice tests to make sure you walk into test day ready for all 163 questions.