The NAVTA Approved Veterinary Assistant (AVA) credential is a professional designation from the National Association of Veterinary Technicians in America — not a state license, and not required to work as a veterinary assistant anywhere in the US.
Earning it means completing a NAVTA-approved program, at least 150 didactic hours plus a 100-hour clinical externship, then passing a 100-question exam.
Here's what NAVTA requires, who's eligible, where programs are offered, and how the credential differs from a state technician license.
What the AVA credential actually is
NAVTA — the National Association of Veterinary Technicians in America — created the Approved Veterinary Assistant (AVA) designation for assistants who complete an approved training program and pass its exam.
The program came into fruition in 2011, and by one trade-press count more than 2,500 students have passed the AVA exam since.
The AVA is administered by NAVTA's own Approved Veterinary Assistant Committee, the same body that vets and approves the training programs whose graduates become eligible to sit the exam.
It sits alongside — but is legally separate from — the state credentials covered in RVT vs LVT vs CVT vs LVMT, the four state names for the credentialed veterinary technician license.
That distinction is the one worth understanding before anything else: AVA is issued by a professional association, not a state licensing board.
What it actually changes, and doesn't, is covered section by section below.
Do you need it to work as a veterinary assistant?
No. Three sources with no shared incentive to agree say so in their own words.
The Bureau of Labor Statistics states plainly that "although certification is not mandatory, it allows workers to demonstrate competency in animal husbandry, health and welfare, and facility administration." NAVTA's own program pages describe the AVA as something a graduate "becomes eligible to sit for," never as a condition of employment.
And Penn Foster — a company that sells AVA-track training and so has a commercial reason to overstate its necessity — tells applicants on its own sales page that the certification "isn't a requirement to work as a vet assistant but can be beneficial on a resume."
Practices hire assistants with no credential at all constantly; how to become a veterinary assistant covers that direct path in full, including what a first application and first weeks on the floor actually look like.
Who's eligible, and where AVA programs are offered
Eligibility runs through a NAVTA-approved training program, not self-study or work experience alone.
As of NAVTA's own live program list, checked 2026-09-16, 65 program entries are currently listed — 8 delivered online, 26 run through high-school career-and-technical-education campuses, and 31 through adult-education campuses — spanning 23 identifiable US states (Alaska, Alabama, Arizona, California, Colorado, Connecticut, Florida, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, North Carolina, New Jersey, Nevada, Ohio, Pennsylvania, Utah and Virginia) plus Ontario, Canada.
You may see a slightly different number elsewhere — trade coverage of the program's 15th anniversary cited "70+ programs across 24 states and one Canadian province." Both figures come from the same underlying list; the difference is that several listings cover more than one physical campus (one Arizona listing alone covers three West-MEC campuses, and one Michigan-based listing covers seven Ross Medical Education Centers campuses across four states).
Counting by campus rather than by listing pushes both numbers up.
Two counts, same underlying list
What an AVA program actually requires
Every AVA-track program has to clear the same floor regardless of provider or delivery format: at least 150 didactic hours of coursework plus a 100-hour clinical externship.
The externship has to happen outside the school's own facility, working with animals the student hasn't already handled in class — a deliberate design meant to test whether the training generalizes to an unfamiliar clinical environment, not just a classroom.
Programs typically run three to twelve months depending on pace and format — a high-school CTE track spread across a school year looks very different from a self-paced online program a working adult finishes on evenings and weekends.
Enroll in a NAVTA-approved program
Not self-study — one of NAVTA's own approved programs: online, high-school CTE, or adult-campus.Complete 150+ didactic hours and a 100-hour externship
The externship happens outside your school's facility, on animals you haven't already worked with in class.Pass the exam
100 questions, 150 minutes, 75% to pass, proctored, up to five attempts.Renew every two years
10 hours of continuing education keeps the designation active.
What a specific program costs — and when paying for one is actually worth it against what practices already hire without any credential — is a separate question, answered with named program pricing and the wage math in are veterinary assistant programs worth it?
The AVA exam: format, passing score, and retakes
The exam itself is 100 questions in 150 minutes, with a pass mark of 75%.
Candidates get up to five attempts.
It has to be proctored — by a veterinarian, a credentialed veterinary technician, the program's own instructor, or a professional testing center — rather than taken unsupervised online.
NAVTA hasn't published a national pass-rate figure the way the AAVSB does for the VTNE, so there's no equivalent headline statistic to cite here — what's documented is the format and the threshold, not a success rate.
Keeping the credential: renewal and continuing education
The AVA designation isn't permanent once earned.
It renews every two years, and renewal requires 10 hours of continuing education completed within that cycle.
NAVTA hasn't published a lapse or reinstatement policy on the pages checked for this guide — if your renewal window is approaching, confirm the current process directly with NAVTA rather than assuming it mirrors a state license's grace-period rules.
The AVA vs a state technician credential — and what it means for your career
This is the comparison that actually matters, because the two get confused constantly.
A state veterinary technician license — RVT, LVT, CVT or LVMT depending on the state — is issued by a state licensing board, requires graduating an AVMA-CVTEA-accredited program and passing the VTNE, and in states that restrict specific clinical tasks (intravenous anesthesia induction is the most commonly named example), it's what legally unlocks them.
The AVA does none of that.
It doesn't come from a state board, doesn't require the VTNE, and doesn't expand what you're legally permitted to do in a practice that restricts tasks to credentialed technicians.
What the AVA does buy is narrower and real in its own right: a third-party-verified claim of structured training an employer can check, and — for someone with no other way to get hands-on animal-care hours — a guaranteed clinical externship placement.
If the plan is to move toward a credentialed technician career rather than stay an assistant, the AVA isn't a required or even a formal stepping stone toward that license — the two systems don't connect. How to become a vet tech covers the actual accredited-program-plus-VTNE path, and vet tech vs vet assistant covers the full legal and pay comparison between the two roles.
The AVA does not expand your legal scope of practice