United States · Certification exam

Pesticide applicator license: how certification works

You get certified by your state, territory or tribe, not by the federal government. Federal law says anyone who uses or supervises the use of a restricted use pesticide must be a certified applicator, and the Environmental Protection Agency (EPA) sets the minimum standards in Title 40 of the Code of Federal Regulations (CFR), Part 171. Each state then runs its own pesticide applicator license: its exams, categories, fees and renewal.

  • 18Minimum age for certification
  • 5 yearsLongest a certification can last
  • Core plus a categoryWritten exams for commercial applicators
  • Exam or courseWays a private applicator can qualify

Key facts

At a glance

Federal rule
40 CFR Part 171, revised January 4, 2017
Who issues it
Your state’s lead pesticide agency, such as its Department of Agriculture
Who needs it
Anyone who uses or supervises restricted use pesticides, plus whoever your state adds
License types
Private (farm) and commercial; states add others, such as public or technician

How it works

How the pesticide applicator license exams work

  1. Your state, territory or tribe certifies you, not the Environmental Protection Agency (EPA). Each one sets its own exams, categories, fees and renewal rules under a plan EPA approves.
  2. Commercial applicators pass a written core exam on general pesticide use and safety, plus an exam for each category they’ll work in, such as ornamental and turf or structural pest control.
  3. Private applicators qualify by a written exam or, where the state allows it, an approved training program instead.
  4. Federal rules require the exam to be written and proctored, with your identity and age checked before you start. You may use only reference materials the proctor hands out and collects.
  5. Fumigation and aerial application need a certification of their own, for private as well as commercial applicators.

Topics

What’s on the test

01

Label and labeling comprehension

How to read a pesticide label, what the law makes of it, and which label lines are orders rather than advice.

Key points (4)
  • It’s a violation of federal law to use a registered pesticide in a manner inconsistent with its labeling (40 CFR 171.103(c)(1)).
  • A product is classified as general use or restricted use, and a product may also be unclassified (40 CFR 171.103(c)(1)).
  • You must follow every use restriction on the label, including being certified in the category that fits the type and site of the application (40 CFR 171.103(c)(1)).
  • The exam expects you to tell mandatory label language from advisory language (40 CFR 171.103(c)(1)).
02

Safety, protective equipment and first aid

Toxicity and exposure, the ways pesticides enter the body, protective equipment, poisoning symptoms and what to do after a mishap.

Key points (4)
  • A pesticide’s risk is a function of both its toxicity and the exposure (40 CFR 171.103(c)(2)).
  • Exposure can be dermal (skin), by inhalation or oral (40 CFR 171.103(c)(2)).
  • Safety covers storage, transport, mixing and disposal of pesticides and used containers, including keeping them away from children (40 CFR 171.103(c)(2)).
  • Noncertified applicators must have clean, label-required protective equipment in working order and wear it correctly (40 CFR 171.201(b)).
03

Pesticides in the environment

How weather, terrain, soil, drainage and nearby wildlife change what a pesticide does once it leaves the sprayer.

Key points (4)
  • The core standard lists four influences: weather, terrain and soil, non-target organisms such as fish and wildlife, and drainage patterns (40 CFR 171.103(c)(3)).
  • Indoor climatic conditions count as well as outdoor ones for commercial applicators (40 CFR 171.103(c)(3)).
  • Preventing drift and pesticide loss into the environment is part of choosing an application method (40 CFR 171.103(c)(7)).
  • Private applicators must know how to avoid contaminating ground and surface water (40 CFR 171.105(a)(11)).
04

Pest identification and control

Why the right product starts with naming the right pest, and checking the label allows it.

Key points (4)
  • Correctly identifying the target pest comes before choosing a pesticide product (40 CFR 171.103(c)(4)).
  • You must verify that the labeling doesn’t prohibit using the product on the target pest (40 CFR 171.103(c)(4)).
  • Factors that lead to problems such as pesticide resistance are part of the core standard (40 CFR 171.103(c)(5)).
  • EPA registers pesticides for specific sites: a product registered only for apples may not be used on grapes (EPA, Certification Standards for Pesticide Applicators).
05

Pesticides and formulations

Types of pesticides and formulations, how they behave and how to dilute them.

Key points (4)
  • The core standard covers types of pesticides and types of formulations (40 CFR 171.103(c)(5)).
  • It also covers compatibility, synergism, persistence and animal and plant toxicity of formulations (40 CFR 171.103(c)(5)).
  • Hazards and residues associated with use are tested (40 CFR 171.103(c)(5)).
  • Dilution procedures are part of the standard (40 CFR 171.103(c)(5)).
06

Equipment and application methods

Application equipment, calibration, picking a method, and the methods that need a certification of their own.

Key points (4)
  • You need to know the types of equipment, their advantages and limits, and how to use, maintain and calibrate them (40 CFR 171.103(c)(6)).
  • Using a fumigant, applying from the air, or using sodium cyanide or sodium fluoroacetate needs additional certification (40 CFR 171.103(c)(7)).
  • Soil fumigation, non-soil fumigation and aerial pest control are separate commercial categories (40 CFR 171.101).
  • Equipment for mixing, loading or applying must be checked before each day of use by a noncertified applicator (40 CFR 171.201(b)).
07

Laws and regulations

The federal rules behind certification, and the state, tribal and federal laws an applicator has to follow.

Key points (4)
  • Only a certified applicator, or someone under a certified applicator’s direct supervision, may use a restricted use pesticide (EPA, Restricted Use Products Report).
  • Commercial and private applicator certifications expire five years after issuance unless renewed, and a state may set a shorter period (40 CFR 171.107(a)).
  • Commercial and private applicators must be at least 18 years old (40 CFR 171.103(a)(1), 171.105(g)).
  • Private applicators must understand the Worker Protection Standard in 40 CFR Part 170 (40 CFR 171.105(a)(8)).
08

Supervising noncertified applicators and professionalism

What a certified applicator owes the people working under them, plus chemical security and talking to the public.

Key points (4)
  • A noncertified applicator must be at least 18, or 16 on a family farm under an immediate family member who is a private applicator, but not for fumigants, sodium cyanide, sodium fluoroacetate or aerial use (40 CFR 171.201(b)).
  • A noncertified applicator needs training within the last 12 months, such as the Part 171 program or Worker Protection Standard handler training (40 CFR 171.201(c)).
  • The supervisor must give site- and product-specific instructions and a way to reach them immediately (40 CFR 171.201(b)).
  • Commercial applicators must create or verify records of each noncertified applicator’s qualifications (40 CFR 171.201(e)).

Test day

What to bring to a pesticide applicator exam

  • Valid government-issued photo ID, or another ID your state accepts, as proof of identity and age
  • Your registration, voucher or confirmation from your state agency or its testing vendor
  • Only what your state allows in the room: under federal rules the proctor supplies any reference materials

Before you go

  1. Find your state’s lead pesticide agency, such as its Department of Agriculture, and check which license type fits your work.
  2. Pick your categories. Each commercial category has its own exam on top of the core.
  3. Get the study manuals your state names: a core manual, such as the National Pesticide Applicator Certification Core Manual, plus a manual for each category.
  4. Check how your state tests: in person at an agency or extension session, at a testing vendor’s center, or online with a proctor.
  5. Register and pay the exam fee the way your state asks, and bring photo ID on the day.
EPA: How to Get Certified as a Pesticide ApplicatorEPA doesn’t give the exams. This page links the list of state and territory pesticide regulatory agencies and the Pesticide Safety Education Programs that run training.

Study options

Where to study

EPA doesn’t publish a study guide or practice test. Each state names its manuals, such as the National Pesticide Applicator Certification Core Manual or a core manual of its own, plus a manual for each category, and land-grant university Pesticide Safety Education Programs run the training.

OptionPriceFree to useLinks
Official
EPA: Pesticide Safety Education ProgramsList of each state’s land-grant university training programEPA supports these programs for training certified applicators and says to contact the one in your state about training and study materials.
Not applicableNot applicable
National Pesticide Applicator Certification Core ManualCore manual, Second Edition (2014), posted as a PDF by the Oregon Department of Agriculture (ODA)Published by the NASDA (National Association of State Departments of Agriculture) Research Foundation with EPA support. Its chapters end with review questions.
No charge listedPDF on ODA’s study materials page
Iowa Department of Agriculture: core practice examCore practice exam on Quia, linked from the IDALS licensing pageThe Iowa Department of Agriculture and Land Stewardship (IDALS) links a core practice exam for its core exam, which is based on the Iowa Core Manual.
No charge listed by IDALSIDALS doesn’t say
Extension services
University of Illinois Extension PSEPPesticide Safety Education Program (PSEP): manuals, workbooks, online courses and training workshopsThe online courses cover general standards, private applicators and most categories, with exam-prep questions throughout. The Illinois Department of Agriculture (IDOA) writes its exam questions only from these manuals.
General Standards manual $20, workbook $5, online course $45 (30 days of access)Testing after each training workshop is free of charge
Penn State ExtensionPennsylvania study materials and recertification coursesThe Pennsylvania Department of Agriculture (PDA) bases its exams on Penn State’s approved study materials, which you buy from Penn State Extension. Penn State also lets you look up your recertification credits.
Commercial/Public Applicator Packet (Core) $35None listed
Iowa State University Extension and OutreachIowa State University (ISU) Extension and Outreach: Iowa manuals and continuing instruction coursesManuals are sold through the ISU store, including the Iowa Core Manual and the Certified Handlers Manual.
Private renewal course $30 in person, $50 live-streamed, $85 self-paced; commercial course $45 ($70 for pest control operators)None listed
University of Georgia PSEPUniversity of Georgia (UGA) Pesticide Safety Education Program: private applicator online course and digital study guidesGeorgia private applicators certify through this online course, with 70% to pass. Self-paced digital study guides cover six specialty categories.
Private applicator course $25None listed
Virginia Tech Pesticide ProgramsPrinted manuals and online certification preparation coursesManuals are printed only and ordered online. Each chapter ends with Test Your Knowledge questions, and Virginia Tech says the online courses don’t replace studying the printed manual.
Not listed on its applicators pageNone listed
University of Nebraska PSEPUniversity of Nebraska-Lincoln (UNL) Pesticide Safety Education Program: print and digital manuals, training sessions and online private self-studyThe online private self-study program is open all year and certifies or recertifies Nebraska private applicators. Its Math for Pesticide Applicators pages help with exam math.
Not listed on its training pagesNone listed

Prices and ratings checked October 2026.

FAQ

Common questions

How do you get a pesticide applicator license?

Contact the pesticide agency in the state where you’ll work, such as its Department of Agriculture. You choose a license type and categories, study the manuals it names, pass a written core exam and a category exam (or the private applicator exam or training), and pay its license fee. The how-to-get page has the steps and who gives the exams in each state.

Do I need a pesticide applicator license?

You do if you use or supervise the use of a restricted use pesticide, unless you work under the direct supervision of a certified applicator. EPA says many states also require certification for all commercial applicators, whatever product they use. Check your state’s rule before you take paid work.

What’s the difference between a private and a commercial applicator?

A private applicator uses restricted use pesticides to produce an agricultural commodity on land they or their employer own or rent. Everyone else is a commercial applicator under federal rules. Several states split commercial work further, into for-hire, not-for-hire or noncommercial, and public licenses.

How long is a pesticide applicator license good for?

No more than five years before you must recertify, under federal rules, and states can set a shorter period. In the states in this guide it runs from one to five years, and some states add a yearly license fee. You recertify by exam or with approved continuing education.

Can you take the pesticide applicator exam online?

In some states. Florida, Iowa, Virginia and North Carolina use Everblue for remote proctored exams, Illinois uses ProctorU, and New York, Indiana and Wisconsin also offer remote testing. Pennsylvania says all its exams are in person. The how-to-get page lists the options state by state.

Is a pesticide applicator license valid in other states?

Not on its own. EPA says you must be certified in each state, territory and area of Indian country where you apply restricted use pesticides. Some states recognize another state’s certification and waive their exams, but you still apply for their license.

Can someone use restricted use pesticides without being certified?

Only under the direct supervision of a certified applicator, and only after training within the last 12 months. The federal minimum age is 18, or 16 for a family member of a private applicator, with exceptions. The federal rules page has the full list.

What changes for pesticide applicators in 2027?

Nothing new at the federal level: the eCFR shows no amendment to 40 CFR Part 171 since October 18, 2022. The changes are state ones. New York adds three more neonicotinoids to its course rule for commercial applicators on December 31, 2026, and Washington licensees must take the Washington State Department of Agriculture’s new certification and training course or quiz by the end of their recertification cycle. From January 1, 2027, Oregon’s Laws and Safety and Private Applicator exams use a new edition of the National Core Manual, and Ohio State University Extension says you must be 18 to take Ohio’s private applicator exam. Each state page has the dates and details.

Sources: EPA · eCFR and 7 more. Checked October 2026.

Rules and fees can change, so check the official site before your test.