New 2026 cannabis bills in Mississippi, Hawaii, and Nebraska reveal the next wave of drug testing challenges for employers.

Arizona's marijuana-testing labs have decreased from 18 in early 2024 to 11 by mid-2025. Dispensary pressure to manipulate test results, financial difficulties and business disputes contributed to ...

Although marijuana is still a Schedule I substance and illegal under federal law, many states have legalized its use in recent years. A Pew Research Center analysis found that 54 percent of Americans ...

According to a memo from state cannabis officials, operators have been caught diluting extractions that failed pesticide ...