1.5 Recordkeeping & Reporting Requirements (333 CMR 10.14)

Key Takeaways

  • 333 CMR 10.14 requires every certified commercial, certified private, and licensed applicator (or their employer) to keep true and accurate operational records of each pesticide application.
  • Records must be retained for at least three (3) years from the date of application and made promptly available to MDAR officials on reasonable demand.
  • Mandatory record fields include place, date, brand name, EPA registration number, amount applied, purpose, method, participating certified/licensed persons, accidents causing pollution, liability insurance, and pesticide-related illnesses or injuries.
  • Significant accidents, incidents, injuries, or illnesses must be reported to MDAR within 48 hours of the applicator becoming aware of them.
  • MDAR may require annual submittal of records and may also cooperate with the Federal Pesticide Monitoring System by furnishing incident details to the EPA.
Last updated: July 2026

Section 1.5: Recordkeeping & Reporting Requirements (333 CMR 10.14)

Why Recordkeeping Matters

A Massachusetts pesticide applicator's records are not optional paperwork; they are a legal requirement enforced by the Massachusetts Department of Agricultural Resources (MDAR) under 333 CMR 10.14. The regulation applies to every certified commercial applicator, every certified private applicator, and every licensed applicator — and to their employers. Operational records document that applications were performed legally, support investigations into drift or exposure complaints, and feed the Federal Pesticide Monitoring System. Failure to maintain records is one of the most common violations cited in MDAR's published enforcement actions and routinely appears alongside charges under 333 CMR 10.06 (use by unlicensed persons) and 333 CMR 13.02 (right-of-way and structural standards).

Who Must Keep Records

CredentialRecordkeeping Required?Authority
Certified Commercial ApplicatorYes — every application333 CMR 10.14(1)
Certified Private ApplicatorYes — every application333 CMR 10.14(1)
Licensed (Core) ApplicatorYes — every application333 CMR 10.14(1)
Pesticide DealerYes — sales records of restricted-use and state-limited-use pesticides333 CMR 9.08
Employer of any above applicatorYes — records may be kept at the employer level333 CMR 10.14(1)

The federal USDA/EPA rule historically required private applicators to retain Restricted Use Pesticide (RUP) application records for two years, but Massachusetts imposes the broader 333 CMR 10.14 standard on all applications — not just RUPs — and the Massachusetts retention period is longer (three years).

Mandatory Record Fields (333 CMR 10.14(1))

For every application, the applicator must record all of the following information:

  1. Place of application — the specific site address or field identification.
  2. Date of application — the calendar date the pesticide was applied.
  3. Brand or registered name of the pesticide.
  4. EPA registration number of the pesticide.
  5. Amount of pesticide applied — quantity of product (and often the dilution rate).
  6. Purpose for which the pesticide was applied — the target pest or condition being managed.
  7. Method of application — equipment and technique used (e.g., boom sprayer, backpack, granular).
  8. Persons certified or licensed by MDAR who participated in planning and executing the application.
  9. Accidents or incidents resulting from use of a pesticide which caused pollution — any off-target movement, water contamination, or wildlife kill.
  10. Amount of liability insurance carried and the name of the insurer — proof of financial responsibility under 333 CMR 10.13.
  11. Any illnesses or injuries caused by or suspected to have been caused by pesticides and reported to the applicator — including complaints from workers, customers, or bystanders.

These fields ensure that MDAR inspectors can reconstruct the application, verify that the label was followed, and identify patterns of misuse or repeat violations.

Retention Period and Accessibility

Under 333 CMR 10.14(2), records must be:

  • Retained for at least three (3) years from the date of application.
  • Made promptly available to MDAR officials upon a reasonable demand.

"Promptly available" means the applicator cannot require MDAR to wait weeks for records to be retrieved from a corporate office or contractor. Records should be either on-site or accessible electronically within hours of a request. Many applicators maintain both a paper logbook in the vehicle and a digital copy in the office system to satisfy this standard.

Reporting Requirements

48-Hour Incident Notification (333 CMR 10.14(4))

Applicators must notify MDAR immediately — in no case later than 48 hours — after coming to their attention, of all significant:

  • Accidents
  • Incidents (including off-target drift or environmental contamination)
  • Injuries
  • Illnesses

recorded under 333 CMR 10.14(1)(i) and (k). The 48-hour clock starts when the applicator becomes aware of the event, not when the applicator finishes investigating it. Calling MDAR's Pesticide Program at 617-626-1776 and following up in writing is the standard practice.

Annual Reports (333 CMR 10.14(3))

MDAR may require annual submittal of records as deemed necessary. At a minimum, MDAR requires annual submittal of all records of:

  • Accidents or incidents causing pollution (10.14(1)(i))
  • Illnesses or injuries suspected to have been caused by pesticides (10.14(1)(k))

Federal Pesticide Monitoring System

MDAR may cooperate with the Federal Pesticide Monitoring System and furnish details of pesticide incidents to the U.S. Environmental Protection Agency. This data sharing helps the EPA identify patterns of misuse at the national level and may trigger label changes or cancellations.

Dealer Sales Records (333 CMR 9.08)

Pesticide dealers licensed under 333 CMR 9.08 must maintain records of restricted-use and state-limited-use pesticide sales. For each transaction, dealers record the date of sale, the purchaser's name, the purchaser's certification or license number, the product name, the EPA registration number, and the quantity sold. These records must be retained for at least five (5) years under 333 CMR 9.08(2) — longer than the three-year applicator retention period — and they allow MDAR to trace RUPs from distributor to applicator and investigate applications.

Common Recordkeeping Violations

Reviewing MDAR's published enforcement actions, the most common recordkeeping violations include:

  • Missing records for individual applications (333 CMR 10.14(1))
  • Incomplete records missing the EPA registration number, amount applied, or method of application
  • Failure to report incidents within the 48-hour window (333 CMR 10.14(4))
  • Employer-level records not accessible to applicators or inspectors
  • Dealer sales records failing to identify the purchaser's license number (333 CMR 9.08)

Each violation can be cited separately, so a single inspection that finds three missing application records may result in three distinct charges.

Practical Compliance System

A defensible recordkeeping system includes:

  1. A daily application log (paper or electronic) kept in the service vehicle with all 11 mandatory fields.
  2. A duplicate copy transmitted to the office at the end of each day for long-term retention.
  3. A separate incident/illness log with a 48-hour notification workflow to MDAR.
  4. An annual report package compiled for MDAR summarizing any incidents.
  5. A retention policy that purges records only after the three-year minimum has elapsed.

Using software that automatically captures weather data, GPS coordinates, and EPA registration numbers reduces errors and produces records that withstand MDAR audits.

Test Your Knowledge

Under 333 CMR 10.14(2), what is the minimum retention period for pesticide application records maintained by a Massachusetts certified commercial applicator?

A
B
C
D
Test Your Knowledge

A pesticide applicator in Massachusetts becomes aware on Tuesday that a spray application performed the previous Friday caused visible drift onto a neighboring property and a complaint of illness from the neighbor. Under 333 CMR 10.14(4), what is the latest the applicator may notify MDAR without violating the regulation?

A
B
C
D
Test Your Knowledge

Which of the following fields is NOT explicitly required to be recorded under 333 CMR 10.14(1) for every Massachusetts pesticide application?

A
B
C
D