Checking a New Mexico Pest Control License, Plus Rodenticide Rules
Short answer: anyone in New Mexico who applies pesticides for hire, including rodent bait, needs a commercial applicator license from the New Mexico Department of Agriculture, and their employees who apply pesticides need an operator or technician license. Rodents fall under certification category 7B, vertebrate pests. NMDA posts a lookup tool that lists license holders by program type.
Rodenticides are pesticides, so the same rules apply. Federal rules also keep the strongest rodent poisons out of consumer stores. Here's how licensing works, how to check a provider and what the bait rules mean for your home.
Who needs a license
New Mexico's Pesticide Control Act (NMSA 76-4-1 through 76-4-39) and its rules (21.17.50 NMAC and related parts) set up several license types. The ones that matter for rodent work:
- Commercial applicator: anyone who applies pesticides, even general-use ones, for hire
- Commercial operator or technician: employees of a commercial applicator who apply pesticides
- Noncommercial applicator: owners or managers using restricted-use products only on their own or their employer's property, such as an apartment complex; they can't work for hire
- Public applicator: government employees whose duties include pesticide work, such as vector control
The categories that cover rodents
Applicators pass a national exam that every applicator takes, plus at least one category exam. The structural categories are 7A, structural pests (general household, fabric and stored product pests), 7B, vertebrate pests (rodents, birds, bats and other vertebrates that invade structures), 7C, fumigation and 7D, wood-destroying pests. For rodent work, 7B is the one to ask about.
What it takes to get licensed
NMDA's commercial applicator page lists the requirements. Applicants need two years of pesticide application experience, or 20 college credit hours in biological or agricultural sciences plus one year of experience. They must show proof of liability insurance or a surety bond. The license fee is $100, and applicants have 60 days to finish all requirements.
NMDA's law summary adds that commercial, public and noncommercial applicators need 4 continuing education units a year, and all licenses expire January 31 of the following year. So a license should be current for this year.
How to look up a license
NMDA's "Look up a Pesticide License or Business" page links to a search tool it calls the USA Plants External Search. It covers commercial applicators, technicians, public applicators and pesticide dealers.
- Pick the program type, such as commercial applicator
- Press Search to see the first 500 results
- Use Export to Excel for the full list, with business addresses and license information
- Turn off your pop-up blocker before exporting
Using the lookup the right way
The page sets conditions. By using it, you agree the data won't be used for solicitation, advertising, political or commercial purposes, and the page warns that unauthorized use of personal information from a state database is a misdemeanor. Checking a company you're thinking of hiring is the intended use. If you're comparing several, the price guide has questions to ask each one.
The simplest step is to ask the provider directly. A licensed company will give you its license information and proof of insurance without fuss. Check the name against the lookup, and confirm the license is current. For questions, NMDA lists its Agricultural and Environmental Services division as the contact.
Rodenticide rules for consumers
The EPA restricts what rodent poison can be sold to the public. Consumer products must come as ready-to-use bait stations with block or paste bait; loose pellets are no longer allowed in consumer rodenticides. Consumer baits use bromethalin, chlorophacinone or diphacinone. Second-generation anticoagulants such as brodifacoum aren't registered for consumer products and are limited to professional and agricultural use. Consumer labels say either indoor use only or indoors and outdoors within 50 feet of buildings.
The EPA page is an archived January 2025 snapshot, so check the current label on any product before using it. Our article on rodent poison, pets and wildlife covers why many homeowners skip poison altogether.
Rules for professionals
Professional bait comes in large minimum container sizes and isn't packaged with stations, but labels require tamper-resistant stations wherever children under six, pets or wildlife could reach bait, and for all outdoor above-ground placements. Burrow baiting outdoors is allowed only with pelleted bait placed at least six inches down an active rat burrow.
New Mexico adds its own requirements. NMDA's rules say applicators who use bait boxes must label them with the business name, the product or active ingredient, its EPA registration number and the Poison Control number. Applicators must record each application within 24 hours, including the customer, date, location, product, EPA number, rate, target pest and applicator license number, and keep records for at least two years. NMDA can also restrict products at the state level beyond federal rules. Its law summary lists no separate state restriction aimed at rodenticides.
A quick checklist before hiring
Before anyone starts work:
- Ask for the company's NMDA commercial applicator license
- Ask whether the technician coming out is licensed as an operator or technician
- Confirm the license includes category 7B for rodent work
- Check the company name against NMDA's lookup
- Ask for proof of liability insurance
- Ask which products they'll use and where
What a license does and doesn't tell you
A license shows the applicator passed the exams for their categories, met NMDA's experience requirement and showed insurance or a bond. It doesn't tell you how thorough they are, whether they seal entry points or how they price. Use the license as a baseline, then compare quotes on what's included. The price guide has questions to ask.
If something goes wrong with a pesticide application, such as bait placed where pets can reach it, NMDA's pesticide program is the agency that handles compliance. Its pages link to a pesticide compliance section for complaints and questions.
Records you can ask for
NMDA requires applicators to complete a record within 24 hours of each pesticide application and keep it for at least two years. The record includes the customer, date, time, location, product, EPA registration number, rate, target pest and the applicator's license number. For a business, asking for a copy after each visit gives you a paper trail for inspectors and landlords. Homeowners can ask too, especially if bait is placed outdoors.
Keep the records with your other house or business papers, and bring them out if an inspector or landlord asks.
Also asked
Which license category covers rodent control?
Category 7B, vertebrate pests, which covers rodents, birds, bats and other vertebrates that invade structures.
Does a technician need a license too?
Yes. Employees of a commercial applicator who apply pesticides need an operator or technician license.
Can I buy brodifacoum at a hardware store?
Not in consumer products. EPA rules limit second-generation anticoagulants like brodifacoum to professional and agricultural use.
When do New Mexico pesticide licenses expire?
NMDA says all licenses expire January 31 of the following year, so check that a license is current.
Should a provider's bait stations be labeled?
Yes. NMDA requires bait boxes to show the business name, the product or active ingredient, the EPA registration number and the Poison Control number.