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Abbreviation
DOT
Agencies
Department of Transportation
National Transportation Safety Board
Surface Transportation Board
Federal Agency
Yes
Location

United States

What to Report to the OIG Hotline
If you know about waste, fraud, abuse, or misconduct relating to a Department of Transportation (DOT) employee, program, contract, or grant you may want to report it to the DOT, Office of Inspector General (OIG) Hotline. Allegations may be reported 24 hours a day, seven days a week by DOT employees, contractors, or the general public. The DOT OIG has jurisdiction over disclosures for all DOT modal Operating Administrations involving:
  • Contract and Grant Fraud (view a description of Common Fraud Schemes)
  • Environmental, Health, and Safety Violations
  • Computer Crimes
  • Product Substitution and Suspect/Counterfeit Parts
  • Bribery, Kickbacks, and Gratuities
  • False Statements and False Claims
  • Conflicts of Interest and Ethics Violations
  • Travel Fraud
  • Theft or Abuse of Government Property
  • Violation(s) of Criminal Law and/or the Civil False Claims Act in Connection with a Federal Contract
  • Other Violations of Federal Laws and Regulations
The DOT OIG has jurisdiction to investigate allegations of whistleblower retaliation involving all:
  • DOT Employees
  • Employees of DOT Contractors, Subcontractors, Grantees, and Sub-grantees

A More Systematic Approach Is Needed To Identify Potential Anticompetitive Bidding on Federal-Aid Highway Projects

2025
EC2025019
Audit
Department of Transportation OIG
Department of Transportation

Our Objective(s)To inform FHWA's guidance for preventing and detecting anticompetitive practices. Specifically, we (1) assessed competition in procurement for Federal-aid highway projects using statistical methods, (2) provided estimates of the effects on contract costs when certain anticompetitive...

DOT Is Taking Steps To Manage and Secure Its Mobile Devices, but Further Actions Are Needed

2025
IT2025018
Audit
Department of Transportation OIG
Department of Transportation

Our Objective(s)To determine whether DOT has established and implemented effective controls to secure and manage its mobile devices. As part of our review of DOT's mobile device management, we also assessed DOT's processes for maintaining an inventory of mobile devices and monitoring the costs of...

Quality Control Review of the Management Letter for the Federal Aviation Administration's Audited Consolidated Financial Statements for Fiscal Years 2024 and 2023

2025
QC2025020
Audit
Department of Transportation OIG
Department of Transportation

Our Objective(s)To perform a quality control review (QCR) of KPMG LLP's management letter related to the audit of the Federal Aviation Administration's (FAA) consolidated financial statements as of and for the fiscal years ended September 30, 2024, and September 30, 2023. We reviewed KPMG's...

Quality Control Review of the Management Letter for the Surface Transportation Board's Audited Financial Statements for Fiscal Years 2024 and 2023

2025
QC2025021
Audit
Department of Transportation OIG
Surface Transportation Board

Our Objective(s)To perform a quality control review (QCR) of Allmond & Company, LLC's (Allmond), management letter related to the audit of STB's financial statements for fiscal years ended September 30, 2024, and September 30, 2023. We reviewed Allmond's management letter, dated November 6, 2024...

Quality Control Review on a Single Audit of the Port of Portland, Portland, OR

2025
QC2025023
Audit
Department of Transportation OIG
Department of Transportation

Our Objective(s)To determine whether (1) Moss Adams LLP's work complied with the Single Audit Act of 1984, as amended, the Office of Management and Budget's Uniform Guidance and the extent to which we could rely on the auditor's work on the U.S. Department of Transportation's (DOT) major program...

FHWA Lacks Adequate Guidance and Procedures for Its Oversight of Construction Quality Assurance

2025
ST2025022
Audit
Department of Transportation OIG
Department of Transportation

Our Objective(s) To evaluate FHWA's construction quality assurance oversight activities. Specifically, we assessed: (1) the 52 FHWA Divisions' oversight of State Department of Transportation (State DOT) construction quality assurance programs, (2) FHWA Headquarters' construction quality assurance...

Summary Report on Significant Single Audit Findings Impacting DOT Programs for the 3-Month Period Ending December 31, 2024

2025
SA2025024
Audit
Department of Transportation OIG
Department of Transportation

Our Objective(s)To evaluate single audit reports uploaded to the Federal Audit Clearinghouse between October 1, 2024 and December 31, 2024, and identify findings that affect directly awarded Department of Transportation (DOT) programs. Why This AuditOIG performs oversight of independent, non-Federal...

Quality Control Review of the Management Letter for the National Transportation Safety Board's Audited Financial Statements for Fiscal Years 2024 and 2023

2025
QC2025016
Audit
Department of Transportation OIG
National Transportation Safety Board

Our Objective(s)To perform a quality control review (QCR) of Allmond & Company, LLC's (Allmond) management letter related to the audit of NTSB's financial statements as of and for the fiscal years ended September 30, 2024, and September 30, 2023. We reviewed Allmond's management letter, dated...

Quality Control Review of the Management Letter for the Department of Transportation's Audited Consolidated Financial Statements for Fiscal Years 2024 and 2023

2025
QC2025015
Audit
Department of Transportation OIG
Department of Transportation

Our Objective(s)To perform a quality control review (QCR) of KPMG LLP's management letter related to the audit of DOT's consolidated financial statements as of and for the fiscal years ended September 30, 2024, and September 30, 2023. We reviewed KPMG's management letter, dated November 27, 2024...

Former Executive at Masonry Contractor Admits Conspiring to Bribe Amtrak Employee in Exchange for Over $50 Million in Extra Work on 30th Street Station Project

Former Executive at Masonry Contractor Admits Conspiring to Bribe Amtrak Employee in Exchange for Over $50 Million in Extra Work on 30th Street Station Project
Article Type
Investigative Press Release
Publish Date

Former Executive at Masonry Contractor Admits Conspiring to Bribe Amtrak Employee in Exchange for Over $50 Million in Extra Work on 30th Street Station Project

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