Recent Reports

OIG IN THE NEWS

OIG TWITTER

OIG conducted an audit to determine the effectiveness of WMATA’s internal controls for managing its underground storage tank (UST) program. Read the full report here: https://wmataoig.gov/wp-content/uploads/2025/05/Audit-of-WMATAs-Underground-Storage-Tanks-IG-Final.pdf

2

OIG conducted an audit to determine if WMATA has implemented reasonable data center cost reduction initiatives or strategies. Read the full report here: https://wmataoig.gov/wp-content/uploads/2025/04/Audit-of-WMATAs-Data-Center-Cost-Opt-IG-Final_Redacted.pdf

2

WMATA OIG is pleased to present our 35th Semiannual Report to the WMATA Board of Directors, which covers significant activities and achievements between 7/1/2024 and 12/31/2024. Read the full report here: https://wmataoig.gov/wp-content/uploads/2025/03/Semiannual-Report-No.-35-IG-Final.pdf

4

WMATA OIG is pleased to issue the Results of the Audit of WMATA’s SmarTrip Regional Partner Comparative Billing Statements for the FYs Ended June 30, 2024 & June 30, 2023. Full results here: https://wmataoig.gov/wp-content/uploads/2025/02/WMATA-SmarTrip-Comparative-Billing-Statements_24-Audit-Report-IG-Final.pdf

4

OIG conducted an audit to determine if WMATA’s internal controls for travel expenses are effective and efficient. Read the full report here: http://wmataoig.gov/wp-content/uploads/2025/01/Audit-of-WMATAs-Travel-Expenses-IG-Final_Redacted-1.pdf

2