OIG-CA-21-004 Coronavirus Relief Fund Prime Recipient Desk Review Procedures, October 27, 2020

OIG-CA-21-001 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury Related to Terrorist Financing, ISIS, and Anti-Money Laundering for Fourth Quarter Fiscal Year 2020, October 6, 2020

OIG-CA-20-033 Survey Results - Department of the Treasury's Compliance with the Geospatial Data Act of 2018, September 30, 2020​

OIG-CA-20-032 Risk Assessment of the Department of the Treasury’s Charge Card and Convenience Check Program, September 9, 2020

OIG-CA-20-031 Risk Assessment of the Gulf Coast Ecosystem Restoration Council's Charge Card and Convenience Check Program, September 2, 2020 

OIG-CA-20-030 Coronavirus Relief Fund Recipient Reporting Portal Data Dictionary, September 2, 2020

Treasury OIG Recipient Training 9.1.2020 OLDC Slide Deck, September 1, 2020

OIG-CA-20-029 Coronavirus Relief Fund Prime Recipient Quarterly GrantSolutions Submissions Monitoring and Review Procedures Guide, August 31, 2020​

OIG-CA-20-028 Department of the Treasury Office of Inspector General Coronavirus Relief Fund Frequently Asked Questions Related to Reporting and Recordkeeping, (August 28, 2020 FAQs updated on September 21, 2020 and November 25, 2020) 

Treasury OIG and PRAC Prime Recipient User Guide, August 20, 2020​

Controller Alert: Award Description Data Quality for Financial Assistance Awards, August 18, 2020

OIG-CA-20-027 Coronavirus Relief Fund Reporting and Record Retention Requirements,​ August 11, 2020 

[SPE] Information on COVID Contracting Descriptions, August 10, 2020

OIG-CA-20-026 Memorandum: Review of Crane & Co., Inc.’s Cost Accounting Standards Disclosure Statement  (Sensitive But Unclassified), August 10,2020. To obtain further information, please contact the OIG Office of Counsel at OIGCounsel@oig.treas.gov, (202) 927-0650, or by mail at Office of Treasury Inspector General, 1500 Pennsylvania Avenue, Washington DC 20220.​

OIG-CA-20-025 Coronavirus Relief Fund Reporting Requirements Update July 31,2020  

OIG-CA-20-023 American Samoa Uses of Coronavirus Relief Fund Payment, July 14, 2020

OIG-CA-20-022 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury Related to Terrorist Financing, ISIS, and Anti-Money Laundering for Third Quarter Fiscal Year 2020​, July 8, 2020

OIG-CA-20-021 Coronavirus Relief Fund Reporting and Record Retention Requirements, July 2, 2020

Treasury OIG Letter to HWMC​

Treasury OIG DO-20-0026-I Inquiry Memo​

OIG-CA-20-016 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury Related to Terrorist Financing, ISIS, and Anti-Money Laundering for Second Quarter Fiscal Year 2020, April 7, 2020 ​

OIG-CA-20-014 Customs Revenue Function Report - Trade Facilitation and Trade Enforcement Act of 2015, Section 112, March 30, 2020 

OIG-CA-20-012 Annual Report on the Status of the Implementation of Purchase and Travel Card Audit Recommendations (Gulf Coast) Transmittal to OMB, January 28, 2020 

OIG-CA-20-011 Annual Report on the Status of the Implementation of Purchase and Travel Card Audit Recommendations (Treasury) Transmittal to OMB, January 28, 2020 

OIG-CA-20-009 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury Related to Terrorist Financing, ISIS, and Anti-Money Laundering for First Quarter Fiscal Year 2020, January 6, 2020 

OIG-CA-20-004 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury Related to Terrorist Financing, ISIS, and Anti-Money Laundering for Fourth Quarter Fiscal Year 2019, October 8, 2019 

OIG-CA-19-024 Risk Assessment of the Department of the Treasury's Charge Card and Convenience Check Program, September 12, 2019 

OIG-CA-19-023 Risk Assessment of the Gulf Coast Ecosystem Restoration Council's Charge Card and Convenience Check Program, September 12, 2019 

OIG-CA-19-021 Placeholder for Anti-Money Laundering/Terrorist Financing: Memorandum in response to a letter from Congressman Quigley dated January 30, 2019 regarding the decision to terminate sanctions imposed on En+ Group plc, UC Rusal, and JSC EuroSibEnergo, August 1, 2019. This memorandum contains Sensitive But Unclassified information. To obtain further information, please contact the OIG Office of Counsel at OIGCounsel@oig.treas.gov, (202) 927-0650, or by mail at Office of Treasury Inspector General, 1500 Pennsylvania Avenue, Washington DC 20220.   

OIG-CA-19-019 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury Related to Terrorist Financing, ISIS, and Anti-Money Laundering for Third Quarter Fiscal Year 2019, July 9, 2019 

OIG-CA-19-017 RESTORE Act: Gulf Coast Ecosystem Restoration Council's Compliance with the Improper Payments Elimination and Recovery Act (IPERA) of 2010 for FY 2018, May 22, 2019 

OIG-CA-19-014 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury and Office of Inspector General Related to Terrorist Financing, ISIS, and Anti-Money Laundering for Second Quarter Fiscal Year 2019, April 9, 2019 

OIG-CA-19-013 Congressional Briefing - Sensitive But Unclassified (Briefing materials prepared in March 2019, Briefing occurred April 4, 2019) To obtain further information, please contact the OIG Office of Counsel at OIGCounsel@oig.treas.gov, (202) 927-0650, or by mail at Office of Treasury Inspector General, 1500 Pennsylvania Avenue, Washington DC 20220.

OIG-CA-19-012 CIGIE FAEC Fiscal Year 2019 Inspectors General Guide to Compliance under the DATA Act, February 14, 2019 (Finalized March 8, 2019) 

OIG-CA-19-010 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury and Office of Inspector General Related to Terrorist Financing, ISIS, and Anti-Money Laundering for First Quarter Fiscal Year 2019, February 5, 2019 

OIG-CA-19-009 Annual Report on the Status of the Implementation of Purchase and Travel Card Audit Recommendations (Treasury) Transmittal to OMB, January 31, 2019 

OIG-CA-19-008 Annual Report on the Status of the Implementation of Purchase and Travel Card Audit Recommendations (Gulf Coast) Transmittal to OMB, January 28, 2019

OIG-CA-19-003 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury and Office of Inspector General Related to Terrorist Financing, ISIS, and Anti-Money Laundering for Fourth Quarter Fiscal Year 2018, October 9, 2018 

OIG-CA-18-020 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury and Office of Inspector General Related to Terrorist Financing, ISIS, and Anti-Money Laundering for Third Quarter Fiscal Year 2018, July 10, 2018

OIG-CA-18-019 Response to Congressional Request: Office of Minority and Women Inclusion's Compliance with Section 342 of the Dodd-Frank Wall Street Reform and Consumer Protection Act of 2010, May 11, 2018

OIG-CA-18-018 RESTORE Act: Review of the Gulf Coast Ecosystem Restoration Council's Compliance with the Improper Payments Elimination and Recovery Act of 2010 for FY 2017, May 3, 2018

OIG-CA-18-016 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury and Office of Inspector General Related to Terrorist Financing, ISIS, and Anti-Money Laundering, April 4, 2018

OIG-CA-18-015 Customs Revenue Function under the Trade Facilitation and Trade Enforcement Act of 2015 - Section 112 and Section 115, March 5, 2018

OIG-CA-18-013 Annual Report on the Status of the Implementation of Purchase and Travel Card Audit Recommendations (Gulf Coast) Transmittal to OMB, January 24, 2018

OIG-CA-18-012 Annual Report on the Status of the Implementation of Purchase and Travel Card Audit Recommendations (Treasury) Transmittal to OMB, January 24, 2018

OIG-CA-18-010 Review of IC IG's Evaluation on Whistleblower Activities, December 14, 2017. (For Official Use Only) For more information, please contact the IC IG Hotline Team at ICIGHOTLINE@dni.gov.

Statement of the Honorable Eric M. Thorson, Inspector General, Department of the Treasury, Office of Inspector General, for the Hearing on Examining the Office of Financial Research, Written Testimony, December 7, 2017 

Treasury OIG Travel Inquiry Memorandum to Inspector General Thorson, Report of Inquiry Regarding Travel by Treasury Chief of Staff Eli Miller, October 27, 2017 

Treasury OIG Correction Memorandum to Inspector General Thorson Regarding Treasury Secretary Mnuchin's Use of Government Aircraft, October 13, 2017

OIG-CA-18-001 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury and Office of Inspector General Related to Terrorist Financing, ISIS, and Anti-Money Laundering, October 10, 2017 

Treasury OIG Travel Inquiry Memorandum To Kody Kinsley, Assistant Secretary for Management, Regarding Use of Government Aircraft by Treasury Secretary Mnuchin, October 4, 2017  

Treasury OIG Travel Inquiry Memorandum To Inspector General Thorson Regarding Use of Government Aircraft by Treasury Secretary Mnuchin, October 4, 2017

OIG-CA-17-021 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury and Office of Inspector General Related to Terrorist Financing, ISIS, and Anti-Money Laundering, July 5, 2017 

OIG-CA-17-019(2) DATA Act Required Review Frequently Asked Questions as of June 22, 2017

OIG-CA-17-020 Survey Results-Department of the Treasury's Activities to Implement the Cybersecurity Act of 2015, June 15, 2017 

OIG-CA-17-019 DATA Act Required Review Frequently Asked Questions, May 15, 2017 

OIG-CA-17-018 RESTORE Act: Review of the Gulf Coast Ecosystem Restoration Council's Compliance with the Improper Payments Elimination and Recovery Act of 2010 for FY 2016, May 2, 2017 

OIG-CA-17-016 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury and Office of Inspector General Related to Terrorist Financing, ISIL, and Anti-Money Laundering, April 4, 2017 

OIG-CA-17-013 Presentation to the IG Community: DATA Act Required Review Workshop, March 1, 2017 

OIG-CA-17-012 FAEC DATA Act Working Group: Inspectors General Guide to Compliance Under the DATA Act, February 27, 2017 

OIG-CA-17-010 2016 Annual Report on the Status of the Implementation of Purchase and Travel Card Audit Recommendations (Treasury) Transmittal to OMB (January 27, 2017) 

OIG-CA-17-009 2016 Annual Report on the Status of the Implementation of Purchase and Travel Card Audit Recommendations (Gulf Coast) Transmittal to OMB (January 27, 2017) 

OIG-CA-17-008 Operation Inherent Resolve - Summary of Work Performed by the Department of the Treasury and Office of Inspector General Related to Terrorist Financing, ISIL, and Anti-Money Laundering, January 9, 2017 

OIG-CA-17-006 Iran Payment Inquiry, November 10, 2016 - Portions of this OIG letter have been redacted pursuant to Exemptions 1 and 5 of the Freedom of Information Act, 5 U.S.C. § 552(b)(1), (5). To obtain further information, please contact the OIG Office of Counsel at OIGCounsel@oig.treas.gov, (202) 927-0650, or by mail at Office of Treasury Inspector General, 1500 Pennsylvania Avenue, Washington DC 20220. 

OIG-CA-17-001 Operation​ Inherent Resolve - Summary of Work Performed by the Department of the Treasury and Office of Inspector General Related to Terrorist Financing, ISIL, and Anti-Money Laundering, October 12, 2016 

OIG-CA-16-034 Presentation before the American Institute of Certified Public Accountants' Governmental Accounting and Auditing Update Conference, August 8, 2016 

OIG-CA-16-033B Cybersecurity Act of 2015, Section 406 - Department of the Treasury (Memorandum to the Chairs and Ranking Members of the United States Senate Committees on Finance and on Homeland Security and Governmental Affairs, July 29, 2016) 

OIG-CA-16-033A Cybersecurity Act of 2015, Section 406 - Department of the Treasury (Memorandum to the Chairs and Ranking Members of the United States House of Representatives Committees on Financial Services and on Oversight and Government Reform, July 29, 2016) 

OIG-CA-16-028 Customs Revenue Function Report - Section 112 Revised Final, June 30, 2016 

OIG-CA-16-020 Treasury OIG Response to Congressional Request Regarding Treasury's Section 1603 Program, May 10, 2016

OIG-CA-16-019 RESTORE Act: Review of the Gulf Coast Ecosystem Restoration Council's Compliance with the Improper Payments Elimination and Recovery Act of 2010 for FY 2015, May 10, 2016

OIG-CA-16-018 Presentation before the DATA Act Interagency Advisory Council, May 4, 2016

OIG-CA-16-017 FAEC Data Act Working Group Update: Presentation to the CIGIE/GAO Financial Statement Audit Conference, April 28, 2016

OIG-CA-16-014 OIG DATA Act Presentation before the Chief Financial Officers Council, April 19, 2016

OIG-CA-16-012 OIG Data Act Presentation before the 15th Annual AGA Federal Financial Management Training, March 30, 2016

Role of Non-Career Officials in Treasury FOIA Processing, March 9, 2016 

OIG-CA-15-024 Presentation to AGA 2015 Internal Control and Fraud Prevention Training, September 16, 2015 

OIG-CA-15-023 Treasury OIG Testimony on DATA Act Implementation, July 29, 2015

OIG-CA-15-020 Survey Results - Department of the Treasury's Acquisition and Adoption of the Intelligence Community Information Technology Enterprise Services, June 22, 2015

OIG-15-CA-012 RESTORE Act: Review of Gulf Coast Ecosystem Restoration Council's Compliance with IPERA for FY 2014, April 7, 2015

OIG-CA-14-017 Oversight of the DATA Act, A Treasury OIG Perspective, September 30, 2014

OIG-CA-14-015 Presentation before the FAEC Annual Conference 2014 - DATA Act: A Treasury OIG Perspective, September 4, 2014

OIG-CA-13-010 Memorandum to the Inspector General of the Intelligence Community Regarding Boston Marathon Bombings (Sensitive But Unclassified), September 18, 2013. To obtain further information, please contact the OIG Office of Counsel at OIGCounsel@oig.treas.gov, (202) 927-0650, or by mail at Office of Treasury Inspector General, 1500 Pennsylvania Avenue, Washington DC 20220.

OIG-13-CA-008 Response to Inquiry Related to the Effective Annual Discount Rate Formula Included in the Treasury Financial Manual, June 10, 2013

OIG-CA-13-006 Treasury Inspector General Response to Bicameral Task Force on Climate Change Request, March 29, 2013

OIG-CA-12-006 Response to Senator Orrin G. Hatch's Inquiries Regarding the Council of Inspectors General on Financial Oversight's (CIGFO) Review of the Debt Limit, August 24, 2012 

OIG-CA-12-004 Statement of the Honorable Eric M. Thorson, Inspector General, Department of the Treasury, Before the Committee on Appropriations, Subcommittee on Financial Services and General Government, U.S. House of Representatives, March 7, 2012

OIG-CA-11-007  Statement of the Honorable Eric M. Thorson, Inspector General, Department of the Treasury, Before the House Committee on Financial Services Subcommittee on Domestic Monetary Policy and Technology, June 23, 2011  

OIG-CA-11-006 Information Report-Dodd-Frank Act: Congressional Request for Information Regarding Economic Analysis by OCC June 13, 2011 

OIG-CA-11-004 Joint Response by the Inspectors General of the Department of the Treasury and Board of Governors of the Federal Reserve System, January 10, 2011 

Treasury Freedom of Information Act (FOIA) Request Review, November 19, 2010 

OIG-CA-10-007  Statement of the Honorable Eric M. Thorson, Inspector General, Department of the Treasury, Before the House Committee on Financial Services Subcommittee on Oversight and Investigations, April 28, 2010  

OIG-CA-10-006 Statement of the Honorable Eric M. Thorson, Inspector General, Department of the Treasury, Before the Senate Homeland Security and Governmental Affairs Committee, Permanent Subcommittee on Investigations, April 16, 2010

OIG-CA-09-010 Statement of Honorable Eric M. Thorson, Inspector General, Department of the Treasury, Before the House Committee on Financial Services, Subcommittee on Oversight and Investigations, May 5, 2009 ​​​​​