State DEC Program Coordinators can access secure resources for the proper administration of their impaired driving enforcement programs.This site is password protected and is restricted for state coordinators only.

Application for open Technical Advisory Panel positions are now posted

The IACP Technical Advisory Panel (TAP) is seeking six positions for appointment or reappointment. Additional information related to the positions, application, and to seek additional information can be found under the "Program Oversight" tab of this website's homepage.

DRE Marketing & Recruiting Toolkit is now available!

This newly released toolkit has many resources for new DREs and agencies interested in establishing a DRE program as well as for those who have a longstanding in the DEC program. Resources include DRE leading practices, building DRE area partnerships, a model DRE policy, funding options for DEC programs, benefits of having a DRE as well as additional resources to starting and maintaining a DRE program at your agency. Additional information can be found under the DRE Marketing and Recruiting Toolkit tab.

Drug Use in Fatal Collisions 2000-2020

This new report from the Traffic Injury Research Foundation was released in August 2023 and examines the magnitude and trends regarding the role of drugs in motor vehicle fatalities in Canada during this 21-year period.

The 2022 DECP Annual Report 

The 2022 DECP Annual Report has been released and can be found under the Annual Report tab.

Nystagmus Among Suspected Amphetamine Impaired Drivers

The Journal of Forensic and Legal Medicine published a study from 507 amphetamine positive DUID cases and compared them to 485 alcohol only cases, where HGN was conducted. The study supports nystagmus is not a reliable indicator of amphetamine, supporting the ARIDE and DRE training.

The 2023 Impaired Driving & Traffic Safety Conference (IDTS) registration is OPEN!

The 2023 IDTS Conference will be held August 9-11 at the Hilton, Anaheim, CA. Additional information is posted on the conference webpage.

NHTSA Announces the Launch of a New Training Class: Expert Insights: Testifying in Court as a Drug Recognition Expert

This course is designed to provide current DREs additional training related to testifying in court and provide them with resources to be better prepared and more confident when testifying at criminal trials, motion hearings, pre-trial conferences and other related hearings. The NHTSA course is offered through the COPS LMS and can be found here: The Office of Community Policing (COPS) 

NTSB 2022 Study on Alcohol, Drugs, Impaired Driving and Crash Risk

In a recent study published by the National Transportation Safety Board (NTSB), researchers looked at the prevalence of multiple drugs and drug categories associated with impaired driving performance and increased crash risk. NTSB surmises that drug data in national-level databases can be difficult to estimate drug prevalence among drivers. Their study found that between 71% and 99% of drivers in the five populations studied tested positive for one or more potentially impairing drugs, and about half of the drivers tested positive for more than one category of drug. Alcohol and cannabis were the two most commonly detected drugs across all populations studied.

The DEA releases the 2022 Edition of DRUGS of ABUSE: A DEA Resource Guide

This is a comprehensive guide of the most commonly abused and misused drugs in the United States. It includes information about the harms and consequences of drug use including a drug's effects on the body and other key facts.

ICADTS Cannabis and Driving Fact Sheet

The International Council on Alcohol, Drugs and Traffic Safety released their fact sheet in August 2022.  The full report is available here.

2022 IACP Resolution on Drug Impaired Driving Laboratory Toxicological Testing Recommendations

The IACP joins with the National Safety Council and American Academy of Forensic Sciences Board (ASB) in support of ASB Standard 120 which establishes a minimum set of recommendations of toxicological testing in suspected alcohol and drug-impaired driving investigations as well as motor vehicle fatalities involving alcohol/drugs. Click HERE for a copy of the full resolution.

Driving Performance and Cannabis Users' Perception of Safety Clinical Trial

This January 2022 JAMA report consisted of a double blind, placebo controlled clinical trial assessing key driver simulator variables prior to smoking and at multiple points post smoking. Some key results identified driving decrements after smoked marijuana and consistent findings regarding impairment duration times taught in the DEC Program training.

Study results of Utah's .05% BAC Per Se Law 

NHTSA conducted a comprehensive evaluation of the impacts of Utah lowering its per se law from .08 to .05% bac.  A synopsis of the study can be found here.

Simultaneous Alcohol/Cannabis Use and Driving Under the Influence

This national study found that more than 40% of drivers using alcohol and cannabis reported driving under the influence of one or both substances.

DRE Roll Call Video/Utilizing DREs

The DRE Roll Call Video/Utilizing DREs has been updated and is available for download.  Please feel free to share it with others and show it during roll call trainings and other opportunities to help your officers better understand the benefits of utilizing DREs.

Effects of High-Potency Cannabis on Psychomotor Performance in Frequent Cannabis Users

Recently increased access to cannabis products in the United States has been associated with increased rates of driving after cannabis use. This study examined the psychomotor impairment-related effects experienced by frequent cannabis users in Colorado after naturalistic consumption of smoked cannabis.

The Failings of Per Se Limits to Detect Cannabis-Induced Driving Impairment: Results From a Simulated Driving Study

Research continues to support that per se limits are not reliable or consistent indicators of impairment levels in cannabis DUI cases.

The Use of Oral Fluid to Detect Drugged Drivers

"While oral fluid drug screening technology is not new to the science arena, use of this technology by law enforcement at the roadside is a newer concept prompted by the commercialization of cannabis and the opioid epidemic." The October 2020 Between the Lines newsletter from the National Traffic Law Center features information on the Use of Oral Fluid to Detect Drugged Drivers.

The Cannabis Report: America's Perception on Consumption and Road Risk

This survey reports American's behaviors and attitudes toward marijuana use, impairment, and driving.

Cannabis Use Among Drivers in Fatal Crashes in Washington State Before and After Legalization

This AAA Foundation for Traffic Safety Research Brief reported the proportion of fatal-crash-involved drivers in Washington who are THC-positive has doubled since marijuana legalization.

The 2022 Annual Report contains information specific to each U.S. state's program and a summary of Canada's accomplishments in the calendar year.

Previous Years

2021 Annual Report

2020 Annual Report

2019 Annual Report

2018 Annual Report

2017 Annual Report

2016 Annual Report

2015 Annual Report

This toolkit has many resources for new DREs and agencies interested in establishing a DRE program as well as for those who have a longstanding within the DEC Program. Resources include why your agency should have a DRE and benefits they can provide, leading practices for identifying DRE candidates within an agency, building DRE area partnerships, a model DRE policy, funding options for DEC programs, some high-level court decisions supportive of DREs as experts as well as additional resources for starting and maintaining a DRE program.

If you have questions regarding the Drug Evaluation and Classification (DEC) Program, the Drug Impairment Training for Educational Professionals (DITEP), or other impaired driving training, please contact us at:

Kyle Clark
Project Manager - National
44Canal Center Plaza, Suite 200
Alexandria, VA 22314
Telephone: 703-647-7259

Joe Abrusci
Project Manager - Eastern Region
P.O. Box 438
Flanders, NJ 07836
Telephone: 703-647-7258

Jim Maisano
Project Manager - Central Region
P.O. Box 721662
Norman, OK 73072
Telephone: 703-647-7257

Robert Hayes
Project Manager- Western Region
44 Canal Center Plaza, Suite 200
Alexandria, VA 22314-2357
Telephone: 703-647-7374

Nuyiri Kasbarian
Project Coordinator
44 Canal Center Plaza, Suite 200
Alexandria, VA 22314-2357
Phone: 703-647-7219

Christine Frank
Highway Safety Specialist, NHTSA
Enforcement & Justice Services
NTI-122 / W44-231 1200
New Jersey Ave. S.E. Washington, DC 20590
Telephone: 202-366-0543