What Is the DISA Return-to-Duty Process? The DISA Return-to-Duty process is a formal procedure required for employees—particularly CDL drivers and safety-sensitive workers—who tested positive for drugs or alcohol. This process, guided by DOT regulations and DISA Global Solutions, ensures the employee is fit to return to safety-sensitive duties. It involves a SAP (Substance Abuse Professional)… Continue reading How to Complete the DISA Return-to-Duty Process in 2025: Steps, Drug Test Rules & SAP Program Explained