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Workplace drug testing issues – State Laws – Ohio

These categories do not effect DOT regulated drug testing. Government employers should always call for potential additional restrictions on employee drug testing.

Workers compensation insurance discounts apply in Ohio with voluntary program, this chart reflects the requirements of the voluntary program - Ohio BWC Drug-Free Safety Program (DFSP)  

For the voluntary Ohio drug free workplace law, instant drug testing or POCT testing is prohibited.

Workplace Drug Testing Laws in Ohio

Instant or POCT Testing


Not allowed for the voluntary drug testing law.

Drug Panels


SAMHSA 5 panel plus other allowed: prescription medications such as oxycodone (expanded opiates test), barbiturates, benzodiazepines, methadone, and propoxyphene.



Must use SAMHSA certified laboratory

Medical Review Officer (MRO)


Required for both positive and negative results

Random Testing

No Restrictions

Required for the advanced level program, extra savings on worker comp insurance


No Restrictions

Folllow the Ohio Drug-Free Safety Program Guide

Reasonable Suspicion

No Restrictions

Oral Fluid Testing and Hair Follicle Testing


Not allowed for the voluntary drug testing law.

Unemployment Denial


Ohio Code 4141.29 - Eligibility for benefits. Terminate for misconduct.

Workers Comp Discount


Ohio Bureau of Workers' Compensation has the Drug-Free Safety Program (DFSP) - a basic level program with a 4% discount and an advanced level program with a 7% discount.

Intoxication Defense


Ohio Code 4123.54 - Rebuttable Presumption for Intoxication; use of controlled substances.

Medical Marijuana

Yes, limited law

Prohibits smoking, Employers have right to establish and enforce zero-tolerance drug testing policies and law does not give employees right to sue employer for taking action related to use of medical marijuana

Recreational Marijuana


Report Driver DOT Positives


Ohio BWC Drug-Free Safety Program (DFSP) offers a premium rebate to eligible employers for implementing a loss-prevention strategy addressing workplace use and misuse of alcohol and other drugs, especially illegal drugs.

Ohio Drug-Free Safety Program Guide

Unemployment Denial – Ohio Code 4141.29

Intoxication Defense - Ohio Code 4123.54

Intoxication Defense – Denial of Workers Compensation Claim - Ohio Revised Code Section 4123.54 provides that if, at the time of an on-the-job injury, an employee is intoxicated or under the influence of a controlled substance not prescribed by a physician, an injury can be declared to be not compensable.  Ohio employers must follow the requirements of the voluntary program.

This chart is intended for informational purposes only and should not be relied upon for legal guidance. State and local law varies greatly; therefore, you are advised to consult experienced legal counsel during the development or edit of your actual substance abuse testing program and with any questions that follow.

State Law Ohio