- What CHHA Certification Actually Means
- Exam Format, Fees, and Registration Mechanics
- Eligibility Pathways to Sit for the Exam
- The Six Domains You'll Be Tested On
- Scoring, Passing Score, and What Happens After
- Building a Domain-Weighted Study Schedule
- Keeping Your CHHA Active: Renewal and Recertification
- Who Hires Certified Home Health Aides
- Frequently Asked Questions
- NCCT's CHHA exam costs $70, plus a $44 fee if you test via live remote proctoring.
- You need a scaled score of 575 out of a 200-720 range to pass.
- The exam has 125 scored items and 25 unscored pretest items, with a three-hour time limit.
- Direct Client Care is the largest of the six domains - prioritize it in your study plan.
What CHHA Certification Actually Means
CHHA certification is the credential issued after a candidate passes the National Center for Competency Testing (NCCT) examination for home health aides. It signals to agencies, families, and regulators that you've demonstrated the knowledge and clinical judgment needed to provide safe, competent care in a home setting. Unlike a state-issued license that varies wildly by jurisdiction, the NCCT credential is a standardized, nationally recognized benchmark that many home health agencies specifically look for during hiring.
If you're still sorting out the basics - what the letters stand for, how it differs from a CNA, or whether it's the right credential for your career goals - it's worth reading through What Is A CHHA? and CHHA Meaning before diving into exam mechanics. This article assumes you already know you want to sit for the exam and focuses on what that process actually involves.
Exam Format, Fees, and Registration Mechanics
The CHHA exam is administered by NCCT at authorized test sites, and also through live remote proctoring for candidates who can't get to a physical center. Both formats use the same test plan, so the content and difficulty don't change - only the environment does.
Here's what you're paying and what you're facing on test day:
- Base exam fee: $70
- Remote-proctoring fee: An additional $44 if you test from home or another remote location instead of an in-person testing center
- Total questions: 150 items total - 125 scored and 25 unscored pretest questions that don't count toward your score but are indistinguishable from scored items
- Time allowed: Three hours
- Question format: 92% are traditional four-option multiple-choice questions; the remaining 8% are drag-and-drop, multi-select, and hotspot items
- Testing conditions: Closed book, and no scratch paper is permitted at any test site
That last point trips up a lot of candidates. Because you can't jot down notes or work through calculations on paper, you need to be comfortable doing any mental math or sequencing (like calculating fluid intake or prioritizing care tasks) entirely in your head or using on-screen tools if provided. For a full breakdown of every fee scenario and how the numbers compare to other aide certifications, see CHHA Certification Cost 2026: Complete Pricing Breakdown.
Key Takeaway
Budget for $70 minimum, or $114 total if you're testing remotely. Confirm your test format early since remote testing requires specific tech and room setup requirements that can disqualify you if not met on exam day.
Eligibility Pathways to Sit for the Exam
You can't just register and show up - NCCT requires proof you're prepared before you're allowed to test. There are three recognized pathways:
- NCCT-authorized education pathway: Completion of a home health aide training program through an NCCT-authorized provider.
- Verified work experience: Recent, documented home health aide experience meeting one of two thresholds within the previous five years - either six months (1,040 hours) working with multiple clients, or one full year (2,080 hours) working with a single client.
- Qualifying military training: Recent U.S. military training that covered equivalent home health aide competencies.
The experience pathway is the one candidates most often get wrong, mainly because the hour thresholds and the "within five years" window are strict. If you've been working informally as a caregiver without an agency documenting your hours, you may not have the paperwork needed to prove eligibility, even though you have the skills. Read CHHA Requirements 2026: Eligibility, Prerequisites & How to Qualify for a full walkthrough of documentation, what counts as "verified," and how to handle edge cases like part-time or intermittent client work.
The Six Domains You'll Be Tested On
Every scored question on the CHHA exam maps to one of six content domains. Knowing how these domains are weighted - and what NCCT expects you to know within each - is the single most efficient way to focus your studying. For a full domain-by-domain breakdown with sample question styles, see CHHA Exam Domains 2026: Complete Guide to All 6 Content Areas.
Domain 1: Infection Prevention
Covers standard precautions, hand hygiene, proper use and disposal of personal protective equipment, and preventing the spread of infection in a home environment where clinical controls are looser than in a hospital.
- Recognizing signs of infection in clients
- Correct handwashing technique and when it's required
- Safe handling of contaminated linens and waste
Domain 2: Direct Client Care
This is the largest domain on the exam, so it deserves the largest share of your study time. It covers hands-on clinical tasks aides perform daily - vital signs, basic wound care awareness, nutrition and hydration support, and observing/reporting changes in client condition.
- Taking and recording vital signs accurately
- Recognizing when a change in condition requires reporting to a supervisor or nurse
- Supporting proper nutrition and hydration for clients with medical restrictions
Domain 3: Client Safety and Transfers
Focuses on body mechanics, safe transfer techniques, fall prevention, and use of mobility equipment in the home.
- Proper technique for transfers using gait belts, wheelchairs, and lifts
- Identifying and reducing home fall hazards
- Emergency response basics when a client falls or is injured
Domain 4: Activities of Daily Living
Covers supporting clients with bathing, dressing, grooming, toileting, and mobility while respecting dignity and independence.
- Adapting ADL support to a client's specific physical limitations
- Balancing assistance with encouraging client independence
Domain 5: Special Populations
Addresses care considerations unique to pediatric, elderly, cognitively impaired, and end-of-life clients.
- Adjusting communication and care approaches for dementia clients
- Recognizing needs specific to hospice or palliative care situations
Domain 6: Law and Ethics
Covers scope of practice, client rights, confidentiality (HIPAA-related concepts), abuse/neglect reporting obligations, and professional boundaries.
- Knowing what tasks fall outside an aide's legal scope of practice
- Mandatory reporting requirements for suspected abuse or neglect
Because Direct Client Care carries the most weight, candidates who treat all six domains equally often leave points on the table. If you're wondering how the domain weighting actually affects difficulty and where most people lose points, How Hard Is the CHHA Exam? Complete Difficulty Guide 2026 goes deeper into that analysis.
Scoring, Passing Score, and What Happens After
NCCT uses a scaled scoring system that runs from 200 to 720. To pass, you need a scaled score of 575. Scaled scoring means your raw number of correct answers is converted to account for slight variations in difficulty between different exam forms - so a 575 always represents the same level of mastery, regardless of which version of the test you receive.
Remember that only 125 of the 150 total questions on your exam are scored. The other 25 are unscored pretest items NCCT uses to evaluate future exam questions. You won't know which is which, so there's no strategic advantage to trying to guess - treat every question as if it counts.
For a deeper explanation of how the scaled score is calculated and what a 575 actually represents in terms of correct answers, see CHHA Passing Score 2026: Exactly What You Need to Pass. And if you want a data-informed view of how candidates typically perform, CHHA Pass Rate 2026: What the Data Shows breaks down what's publicly known.
| Exam Detail | Specification |
|---|---|
| Total questions | 150 (125 scored, 25 unscored) |
| Time limit | 3 hours |
| Question types | 92% multiple-choice, 8% drag-and-drop/multi-select/hotspot |
| Passing score | 575 on a 200-720 scale |
| Base fee | $70 |
| Remote testing fee | +$44 |
| Reference materials allowed | None (closed book, no scratch paper) |
Building a Domain-Weighted Study Schedule
A generic study calendar won't help much here - what matters is aligning your prep time with how the exam is actually weighted. Since Direct Client Care is the largest domain, it should anchor the middle of your schedule, with the other five domains distributed around it based on how much unfamiliar material each one contains for you personally.
Infection Prevention & Client Safety and Transfers
- Review PPE protocols and standard precautions until they're automatic
- Practice transfer technique sequencing and body mechanics scenarios
Direct Client Care (the largest domain)
- Drill vital signs ranges and recognizing abnormal readings
- Work through scenario questions on when to report changes in condition
- Since this domain carries the most exam weight, spend nearly double the time here compared to smaller domains
Activities of Daily Living & Special Populations
- Practice adapting ADL support for varying physical limitations
- Study communication approaches for dementia and hospice clients
Law and Ethics & Full Review
- Memorize scope-of-practice boundaries and mandatory reporting rules
- Take full-length timed practice tests to build stamina for the three-hour format
- Practice a handful of drag-and-drop and hotspot style questions so the format isn't a surprise
Because there's no scratch paper allowed on exam day, build that constraint into your practice sessions too - work problems mentally rather than relying on writing things out, so the real test environment doesn't feel foreign. For a more comprehensive week-by-week plan with additional detail, CHHA Study Guide 2026: How to Pass on Your First Attempt expands on this structure. You can also run through timed practice questions modeled on the real format at CHHA Exam Prep to get comfortable with the pacing before test day.
Keeping Your CHHA Active: Renewal and Recertification
Passing the exam is only the beginning - the credential requires ongoing maintenance. Active status renews annually, and CHHA-only recertification requires six continuing-education contact hours plus a $40 fee each cycle. These CE hours typically need to relate to home health aide competencies, so it's worth confirming with NCCT-approved providers that your coursework qualifies before you complete it.
The consequence for letting this lapse is steep: if you miss recertification for five consecutive years, the credential becomes invalid entirely, meaning you'd likely need to start the eligibility and exam process over rather than simply "catching up" on missed CE hours. If staying active matters for your job security or licensing requirements, put a recurring reminder in place well before your renewal date each year.
Who Hires Certified Home Health Aides
Home health agencies are the most common employer for CHHA-credentialed aides, particularly agencies that bill Medicare, Medicaid, or private insurance and need documented proof that staff meet a recognized competency standard. Hospice organizations, private-duty care companies, and some assisted living or skilled nursing facilities also actively recruit candidates holding this certification, since it reduces their own internal training burden and demonstrates compliance to auditors and regulators.
If you're evaluating whether the certification is worth pursuing relative to the time and fees involved, Is the CHHA Certification Worth It? Complete ROI Analysis 2026 and CHHA Salary Guide 2026: Complete Earnings Analysis lay out the career-side considerations in more depth. For a look at where current openings tend to concentrate and what employers list as requirements, see CHHA Jobs.
Frequently Asked Questions
The base exam fee is $70. If you test through live remote proctoring instead of an in-person testing site, an additional $44 fee applies, bringing the total to $114.
There are 150 total questions - 125 scored and 25 unscored pretest items you can't distinguish from the scored ones. You have three hours to complete the exam.
No. The exam is closed book, and no scratch paper is permitted at any authorized test site or during remote proctoring sessions.
Direct Client Care is the largest of the six domains, covering vital signs, condition monitoring, and hands-on clinical tasks. It should receive the largest share of your study time.
Active status requires annual renewal with six CE hours and a $40 fee. If you miss recertification for five consecutive years, the credential becomes invalid entirely.
Whether you're just starting to research eligibility or you're weeks away from test day, understanding these mechanics - the fees, the domain weighting, the closed-book format, and the recertification timeline - puts you in a stronger position than candidates who walk in only knowing the credential exists. Explore more practice material and domain-specific breakdowns at CHHA Exam Prep as you finalize your preparation.