My Driver Tested Positive and Requested a Split Specimen Retest. Now What?
TRANSPORTATION EMPLOYER COMPLIANCE SERIESYou’ve received a verified positive result from your MRO. Before you could take next steps, your driver contacted the MRO and requested that the split specimen — Bottle B — be sent to a second laboratory for retesting. Now you’re waiting, and you’re not sure what happens next, what you’re required to…
Read MoreFAMILY COURT DRUG TESTING Part 2: One Test Doesn’t Tell a Story, But Many Tests Can
How Serial Monitoring Gives Therapeutic Value Conclusions Real Evidentiary Weight In our previous article, we explored why a single drug test concentration cannot determine dose, frequency, or recency of use — and why pharmacokinetic plausibility (also called therapeutic value), while conceptually appealing, is too unreliable to serve as a forensic tool. This article picks up…
Read MoreFAMILY COURT DRUG TESTING Part 1: The Medical Review Officer
Why It Matters, How It Works, and Why Your Case Depends On It A positive drug test doesn’t always mean what it looks like. The MRO process determines whether a laboratory-confirmed positive reflects illicit use or a valid prescription — and understanding how that determination is made is critical for every attorney, judge, and GAL…
Read MoreDrug Test Detection Window Basics for Transportation Employers
DOT drug testing only works when drivers show up to collect — and the narrow detection windows for most controlled substances make timing everything. Understanding Detection Windows A detection window is the period of time after drug use during which a test can produce a positive result. Detection windows vary by substance, by specimen type…
Read MoreHow Much Does DNA Testing Cost in Chicago? 2026 Price Guide
If you’re searching for DNA testing in the Chicago area, you’re probably asking yourself: “How much will this cost?” The answer isn’t always straightforward, but understanding what drives DNA testing prices can help you make an informed decision without overpaying. Average DNA Testing Costs in Chicago In the Chicagoland area, DNA testing prices can vary…
Read MoreDNA Testing Near Me: Finding Accredited Labs in the Chicago Area
When you search “DNA testing near me” in Chicago, you’ll find dozens of options—from national chains to local clinics to at-home kit companies. But not all DNA tests are created equal, especially when legal documentation or absolute accuracy matters. This guide will help you navigate the confusing landscape of DNA testing providers and find a…
Read MoreLegal DNA Testing in Illinois: What You Need to Know for Court-Admissible Results
If you’re facing a custody dispute, child support case, or any legal matter requiring proof of biological relationships in Illinois, you need more than just a DNA test—you need court-admissible DNA testing that will hold up under legal scrutiny. The difference between a standard DNA test and legal DNA testing can mean the difference between…
Read MoreMy Driver Got Into an Accident—When Do I Need a DOT Post-Accident Test?
When you get the call that one of your drivers has been in an accident, the immediate questions flood in: Is everyone okay? What’s the damage? And for DOT compliance purposes: Do I need to drug and alcohol test? Post-accident testing requirements are clear—but time-sensitive. Here’s exactly when you need to test. The Two-Part Test…
Read MoreMy Driver Keeps Getting Selected for Random Testing—What Do I Tell Them?
You’ve probably heard it before: “Why am I always getting tested? This can’t be random!” It’s one of the most common complaints from drivers, and it can be frustrating for everyone involved. Your driver feels singled out, and you’re stuck trying to explain why they seem to get picked more often than others. Here’s what…
Read MoreMy Driver Tested Positive on a Pre-Employment Drug Test—What Do I Do?
You’ve got a candidate who seemed perfect for the job. The interview went well, the driving record looked good, and you were ready to bring them on board. Then the pre-employment drug test comes back positive. Now what? The Simple Answer Don’t hire them for a safety-sensitive position. That’s it. A positive pre-employment drug test…
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