Reasonable suspicion situations are where weak programs fail fastest. Supervisors need a simple path: observe, document, escalate, act. The more complicated the process feels, the more likely a manager is to delay action or create inconsistent records.
What supervisors should document
Documentation should focus on observable facts: speech, coordination, smell, behavior change, appearance, and safety concerns. Avoid speculation or medical conclusions. The goal is to preserve what was actually observed.
When mobile testing helps most
If an employee is already at the jobsite, warehouse, office, or yard, mobile collection keeps the process controlled and shortens the time between observation and collection.
Supervisor checklist
- Pause the employee from safety-sensitive work
- Have a second manager confirm when possible
- Write observations immediately
- Call the collection vendor with exact location
- Document who authorized the test
Program risk to avoid
The biggest risk is inconsistency. Similar situations should be handled through the same policy path every time.