Frequently Asked Questions About Drug Testing at InOut Labs

CDL Drivers Must Be Tested in the Period in Which They Were Selected

Q3. Random Testing Selection Period:  A driver that was selected in the first quarter but was tested on April 4. Is the motor carrier in violation for not testing the driver in the selection period they were selected, since the first quarter selection runs from January 1 to March 31? [...]

Do You Have Signed Receipt From Every Driver?

Question 1: If a driver refuses to sign a statement certifying that he or she has received a copy of the educational materials required in §382.601 from their employer, will the employee be in violation of §382.601? May the driver’s supervisor sign the certificate of receipt indicating that the employee [...]

What are drug test cutoff levels?

Drug testing detects the presence of drugs and drug metabolites using cutoff levels to determine whether a specimen tests positive or negative for the use of a specific drug. A cutoff level is a threshold. If the concentration of a drug is above the cutoff, it is a positive result. [...]

Comparison of Typical Drug Panels

Drugs 5 Panel Non DOT 10 Panel Non DOT 10 Panel + Exp Opi 5 Panel DOT "Like" 5 Panel DOT Amphetamines (Including Meth & MDMA) ✔ ✔ ✔ ✔ ✔ Cocaine ✔ ✔ ✔ ✔ ✔ Phencyclidine ✔ ✔ ✔ ✔ ✔ Marijuana ✔ ✔ ✔ ✔ ✔ [...]

Do Returning Furloughed DOT Employees Need a Pre-Employment Drug Test?

What are the drug testing requirements for DOT-regulated employees who were furloughed or laid- off during the pandemic? Without a "negative" pre-employment drug test result, an employer may not permit a prospective or current employee to perform any DOT safety-sensitive functions. In many ways, you treat it the same way [...]