Internal Revenue Service

Source Id

586

The IRS Made Some Progress Implementing Effective Protection for the ************ Platform

09/15/2025

2025

2025-200-035

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Treasury Inspector General for Tax Administration

Internal Revenue Service

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Although Enterprise Case Management Modernization Has Begun, No Legacy Systems Have Been Decommissioned

09/11/2025

2025

2025-208-050

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Treasury Inspector General for Tax Administration

Internal Revenue Service

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Fiscal Year 2025 Statutory Review of Compliance With Legal Guidelines When Issuing Levies

09/04/2025

2025

2025-300-042

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Treasury Inspector General for Tax Administration

Internal Revenue Service

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The Infrastructure Supporting the Big Data Analytics Platform Has Overdue and Unresolved System Vulnerabilities

09/02/2025

2025

2025-200-038

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Treasury Inspector General for Tax Administration

Internal Revenue Service

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Most Employers Paid Their Deferred Social Security Taxes But Some Penalties Were Incorrect

08/27/2025

2025

2025-406-049

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Treasury Inspector General for Tax Administration

Internal Revenue Service

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Fiscal Year 2025 Statutory Review of Compliance With Notice of Federal Tax Lien Filing Collection Due Process Procedures

08/19/2025

2025

2025-300-034

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Treasury Inspector General for Tax Administration

Internal Revenue Service

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IRS Terminated Probationary Employees Without Following Internal Procedures and Considering Individual Performance

08/14/2025

2025

2025-IE-R028

Inspection / Evaluation

Treasury Inspector General for Tax Administration

Internal Revenue Service

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Telephone Level of Service and Average Wait Times Do Not Fully Reflect the Taxpayer Experience

08/14/2025

2025

2025-100-040

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Treasury Inspector General for Tax Administration

Internal Revenue Service

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Progress of Information Technology Modernization Efforts for Calendar Year 2024

08/13/2025

2025

2025-2S8-041

Audit

Treasury Inspector General for Tax Administration

Internal Revenue Service

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Authenticating Callers’ Identity on Business and Practitioner Telephone Lines Needs to Be Strengthened to Combat Fraud

08/12/2025

2025

2025-IE-R025

Inspection / Evaluation

Treasury Inspector General for Tax Administration

Internal Revenue Service

Read more about Authenticating Callers’ Identity on Business and Practitioner Telephone Lines Needs to Be Strengthened to Combat Fraud

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