General
Legacy ID
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HHS Certified Oral Fluid Laboratories and Oral Fluid Collection Devices
This page contains a list of oral fluid drug testing laboratories certified by HHS under the National Laboratory Certification Program (NLCP). To comply with DOT’s drug testing regulation, 49 CFR Part 40, DOT-regulated employers may only utilize these laboratories and oral fluid devices. ...
Office of Public Liaison
Resources and Information
How Can I Become an Oral Fluid Collector for DOT Drug Testing?
DOT Order 1011.1B - Procedures for Processing Reasonable Accommodation Requests by Job Applicants and Employees with Disabilities
DOT Order 1011.B, Procedures for Processing Reasonable Accommodation Requests from Job Applicant and DOT Employees with Disabilities, describes the roles and responsibilities of those involved in the reasonable accommodation process at the Department of Transportation (DOT or the Department). In...
Transit Applicant Guide
DOT Onboard Demographics, October 2025
This spreadsheet provides onboard statistics for October FY 2025. Demographics are particularly useful to managers in the workforce planning process. This data is also used by Congressional staffers and others who have an interest in the size and makeup of the federal workforce and by...
Office of Tribal Government Affairs
U.S. Department of Transportation Launches Climate Action Strategy Playbook to Help Communities Across America Reduce Emissions
Today, the U.S. Department of Transportation is releasing a playbook on research -based climate action strategies for State, Tribal, city, and local governments. The “Climate Strategies That Work” playbook includes 28 climate solutions that can help communities reduce carbon pollution and create...