EPA biopesticide registration

How Compass gets your biopesticide from concept to commercialization

Biopesticides may offer a reduced data package compared to their conventional counterparts, but “lower risk” does not mean lower complexity. Biopesticide registration (microbial or biochemical) with the U.S. EPA means navigating a regulatory framework with tiered, product specific data requirements. Compass experts manage the entire process.

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Classification strategyTier I data planningTolerance exemptionsPost-approval compliance

How are biopesticides regulated?

In the United States, biopesticides are regulated federally by the U.S. Environmental Protection Agency (EPA). EPA’s Office of Pesticide Programs (OPP) oversees pesticides and other substances intended for pesticidal purposes under two statutes: the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) and the Federal Food, Drug, and Cosmetic Act (FFDCA).

What counts as a “pesticide”

Under 40 CFR 152.3, a pesticide is any substance or mixture of substances intended for preventing, destroying, repelling, or mitigating any pest, or intended for use as a plant regulator, defoliant, or desiccant. EPA evaluates intent by looking at label and advertising claims, composition and use, and the product’s mode of action as distributed or sold.

In practice, if the bioactive substance in your product is intended to mitigate an insect, fungal, or other pest, it is regulated under FIFRA as a pesticide, for both research and commercialization.

Where biopesticides sit within EPA

Biopesticide registrations are reviewed by EPA’s Biopesticides and Pollution Prevention Division (BPPD) within OPP. BPPD applies different — and generally more flexible — requirements than the divisions that handle conventional chemical pesticides. Within biopesticides, two categories carry distinct data requirements in the Code of Federal Regulations:

  • Biochemical pesticides — naturally-occurring substances, or structurally-similar and functionally identical to a naturally-occurring substance, that control pests by non-toxic modes of action (40 CFR 158.2000).
  • Microbial pesticides — bacteria, fungi, viruses, protozoa, and similar agents used as pest control (40 CFR 158.2110).

EPA’s framework for biological products is deliberately designed to accommodate the diversity of these products, which is why the data package for a microbial active can look very different from that of a biochemical.

What EPA registration actually requires

Section 3 registration of the active ingredient

An EPA FIFRA Section 3 registration of a new active ingredient is required before commercialization. EPA weighs the risks to human health and the environment against the benefits of the microbial or biochemical pest control agent before granting registration. The data requirements depend on whether EPA classifies your active as conventional, biopesticide (biochemical or microbial), or antimicrobial.

Tiered data — the biopesticide advantage

For biopesticides, EPA uses a tiered data structure. Tier I data is typically required and if there are no adverse findings, Tier II and Tier III studies are typically not required. This is a meaningful cost and time advantage over conventional chemistries — but the framework is flexible in both directions, and the Agency reserves the right to request additional data for any given product.

Genetically engineered actives

Genetically engineered microbial pesticides are reviewed using essentially the same data requirements as their wild-type counterparts, with additional expectations that may include:

  • The genetic engineering techniques used;
  • The identity of the inserted or deleted gene segment (base-sequence data or an enzyme restriction map);
  • Information on the control region of the gene in question;
  • A description of the new traits or characteristics intended to be expressed;
  • Tests to evaluate genetic stability and exchange; and
  • Selected Tier II environmental expression and toxicology tests.

Tolerances and tolerance exemptions

Under Section 408 of the FFDCA, EPA sets tolerances — the maximum permissible level of a pesticide residue in food — for every ingredient in a pesticide product, both active and inert. Because of their specificity, non-toxic modes of action, and low toxicity to non-target organisms, microbial and biochemical pesticides have historically been exempted from the requirement of a tolerance. A petition to establish that tolerance exemption is submitted alongside the registration dossier.

Inert ingredients

Every inert ingredient in the formulation must also be approved by EPA. Approved inerts can be confirmed on EPA’s InertFinder resource. For a food-use product, each inert must be cleared for use in pesticide products applied to food, with a tolerance or tolerance exemption published in 40 CFR part 180 — and any use limitations attached to that ingredient must be respected in your formulation.

Biochemical classification determination

Biochemical active ingredients typically need a classification determination from EPA’s Biochemical Classification Committee (BCC) to confirm they meet the biochemical classification criteria. The key elements for classification are as follows:

  • Evidence of natural occurrence, or that the compound is structurally similar and functionally identical to a naturally occurring compound;
  • Evidence of a non-toxic mode of action against the target pest; and
  • Evidence of a history of safe exposure to humans and the environment.

EPA generally expects these determinations to be resolved before a registrant pursues formal registration.

Pesticide Production

Section 7 of FIFRA requires that production of pesticides, active ingredients or devices be conducted in a registered pesticide-producing or device-producing establishment. Each site that produces a pesticide active ingredient or formulates a pesticide product must obtain a FIFRA Section 7 establishment registration and file annual production reports. EPA will assign a unique establishment number to each site that produces any pesticides, active ingredients, or devices. Pesticide-producing establishments, including companies or establishments that import unregistered pesticides in the United States, must:

  • Obtain an EPA company number;
  • Register the producing establishment;
  • File initial and annual production reports with EPA.

State Departments of Agriculture

Once an EPA Section 3 pesticide registration has been obtained, pesticide products must also be registered in each state in which you intend to distribute. Review times vary by state and must be renewed in accordance with state renewal requirements, which vary from state to state.

The problems this creates

The biopesticide pathway is more favorable than the conventional one, but it is far from simple. The friction shows up in a few predictable places:

Classification is strategic, not clerical.

Whether a product lands as biochemical or microbial — or is pulled toward conventional review — drives the entire data package. A well thought out regulatory strategy is key.

DATA STRATEGY ALIGNMENT IS CRITICAL.

Data gaps can trigger deficiency letters, stalling review.

Tolerance-exemption petitions are their own workstream.

The residue-safety case has to be built and defended in parallel with the safety data.

EPA can always ask for more.

The flexibility that helps you can also increase the data burdens should the Agency request additional data. Data strategy alignment is critical.

How Compass helps

Compass supports biopesticide developers from early ideation and product development all the way through registration and post-approval compliance. We manage the regulatory process and drive it forward as if it were our own.

Strategy Development

First, our experts conduct a deep dive into your technology, mode of action, and intended uses, then build a regulatory strategy aligned with your commercial goals. We evaluate data requirements and identify areas where data may be waived or is not relevant for your technology and develop a detailed data strategy and regulatory timeline. Compass facilitates early engagement with EPA to ensure alignment on the regulatory and data strategy.

Data and dossier development

  • We map your Tier I data requirements against 40 CFR 158.2000 (biochemical) or 158.2110 (microbial) and identify exactly which studies you need — and, just as importantly, which you do not.
  • We help you generate, source, or organize product-identity, manufacturing, toxicology, and environmental data in the format BPPD reviewers expect.
  • We build the tolerance-exemption petition in parallel, assembling the residue-safety rationale under FFDCA Section 408.
  • We screen every inert ingredient against EPA’s InertFinder and confirm food-use clearance under 40 CFR part 180 where required.
  • For genetically engineered actives, we assemble the additional gene-identity, genetic-stability, and expression data EPA expects.

Submission management and EPA communication

Compass assembles and submits the full registration package, manages fees, and serves as the point of contact with BPPD. If reviewers raise questions, we provide strategic guidance on agency responses and respond directly.

Labeling, marketing, and SDS

Because a product’s claims define how EPA regulates it, we develop and review label language, and we review websites and marketing materials as extensions of the label to keep your claims inside what your registration supports.

Ongoing compliance

After approval, we manage your ongoing obligations: annual production reports, label and formulation amendments, new use sites, additional registrations as your portfolio grows, and any state-level pesticide registrations required to sell into individual states.

How we operate

A true partner, not an outside consultant.

We work as an integrated extension of your in-house regulatory and/or technical and commercial teams, ensuring our regulatory alignment with business objectives.

Speed with ownership.

As entrepreneurs ourselves, we push to move your product forward as fast as EPA’s process allows, backed by a supporting software platform.

Always reachable.

We stay in regular contact by phone, text, WhatsApp, Slack, or however you prefer to work.

A single source of truth.

Through your company’s Compass account you can see the real-time status of every submission, securely organize labels, studies, and SDS files, access your registration certificates, and track upcoming deadlines.

Our expertise

Experience across developers, distributors, and agencies

Compass experts have spent their careers working at and with the R&D companies that develop biopesticide products, the distributors who bring them to farmers and consumers, and the agencies that regulate them. Because we manage registrations and compliance filings continuously, we keep a finger on the pulse of current BPPD expectations and review timelines. We stay actively engaged with industry bodies such as the Biological Products Industry Alliance (BPIA) to track changes in federal and state requirements before they affect your program.

Types of companies we work with

Technology developers and startups

If you are commercializing a novel microbial or biochemical active, you likely want to spend your time on the science and the market — not on assembling a FIFRA dossier. We supply the regulatory expertise so you can focus on your technology.

Established manufacturers

Larger companies with in-house regulatory teams partner with Compass to carry the biopesticide workload — dossiers, establishment reporting, and amendments — freeing internal experts for more strategic work.

International companies

Developers based outside the United States face added hurdles: EPA company and establishment registration, U.S. import considerations for unregistered actives, tolerance-exemption petitions, and label adaptation from other jurisdictions. We manage each of these so you can enter the U.S. market cleanly.

Ready to map your path to registration?

Move your biopesticide toward EPA approval

Whether you are validating a new active in the lab or preparing to scale a proven one, Compass can chart the fastest compliant route to EPA approval — and manage every filing along the way. Reach out to start the conversation.

Talk to a biopesticide expert