The Association of Inspectors General

Advancing Integrity and Accountability in Government Through Independent Oversight

The nonprofit and nonpartisan Association of Inspectors General supports independent offices of inspector general in their fight to combat government waste, fraud and abuse—and protect taxpayers’ investment in government across the U.S. and internationally.
Featured Upcoming Event

Inspector General Institute®-Washington, DC

• Aug 10 - Aug 14, 2026
Who We Are

Supporting IG Professionals at Every Step

AIG is dedicated to promoting excellence in the inspector general profession by providing specialized education, industry-wide standards and ongoing resources for IG staff at every level. 
Learn More About AIG
Integrity in Oversight
Promoting ethical, accountable, and transparent governance.
Independence & Objectivity
Upholding standards that ensure unbiased and principled investigations.
Advancing Accountability
Driving continuous improvement in public institutions through oversight and review.
Peer Collaboration
Fostering community through mentorship, peer reviews, and networking.
Lifelong Learning
Supporting professional development through training, certification, and continuing education.
Service to the Public
Empowering IGs to safeguard the public interest and strengthen trust in government.
Standards-Based Excellence
Promoting adherence to Green Book, Yellow Book, and Red Book standards.
Professional Empowerment
Equipping IGs with tools, resources, and certifications to thrive at every career stage.
What We Offer

Tools for Oversight Excellence

As Inspectors General, we don't work alone. Take advantage of our resources to collaborate, get certified, and learn from colleagues.

Certification Programs

AIG has offered training and certifications to the Inspector General community since 1999. Our flagship Inspector General Institute® certification program is designed to provide training in best practices in core competency areas specific to different oversight roles, from senior staff and legal counsel to investigators, evaluators and auditors. All tracks offer instruction from experts in the field. 
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Events & Training

We host training events and webinars throughout the year to advance the knowledge and skills of the international IG community, including an Annual Training Conference.

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Standards & Best Practices

We provide resources to keep IG professionals informed about the most up-to-date professional standards and best practices, including the AIG Green Book.

Standards & Best Practices

International Network of Oversight Professionals

We provide access to a community of top IG professionals across the U.S. and internationally, as well as peer review and mentorship opportunities. 
More About Our Community
Events

Upcoming Events and Training

Attend our events and training to learn and network.
Aug 10 - Aug 14, 2026

Inspector General Institute®-Washington, DC

Applications will open on April 5 for the Association of Inspectors General Inspector General Institute® certification programs taking place in Washington, DC, August 10-14, 2026. Learn More »

Apr 22, 2026 • Virtual

Webinar: Innovation in Oversight: Expanding the Reach of the OIG Through the Use of Integrity Monitors

The Association of Inspectors General is proud to present the webinar, Common Fraud Schemes and Emerging Trends in Large Capital Projects, taking place virtually via Webex on Wednesday, April 22, 2026, from 2:00 pm - 3:30 pm (Eastern Time) / 1:00 pm... Learn More »

Membership & Benefits

Membership That Makes a Difference

The Association of Inspectors General (AIG) is a nonprofit and nonpartisan organization that supports independent offices of inspector general in their fight to combat government waste, fraud and abuse. AIG represents thousands of members working in hundreds of offices of Inspector General across the United States and internationally.

Since 1996, the AIG has served a distinguished and diverse membership. Its members represent professionals from international, national, state and local entities and include Inspector General executive management, criminal and civil investigators, auditors, evaluators, and IG legal counsel.
Industry-Standard Professional Certification Programs through AIG’s Inspector General Institute®
Access to National and Chapter-Level Events
Discounts on Trainings and Conferences
Networking with National and International IG Professionals
Participation in Local IG Chapters, Mentorship Opportunities, and Peer Reviews
Ready to Join the Only International IG Network?

Join AIG — Shaping the Future of Government Oversight

Join today to start taking advantage of our member benefits, and to connect with an international network of oversight leaders.

News & Updates

AIG News

Read the latest updates and headlines from AIG.
March 6, 2026 •

AIG Issues Letter to Maryland General Assembly in Support of Establishing Maryland OIG

The Association of Inspectors General (AIG) has issued an open letter to the Maryland General Assembly regarding proposed legislation to establish a new Maryland Office of the Inspector General. In...
January 30, 2026 •

AIG Issues Letter on Proposed Inspector General Legislation in Miami-Dade County

The Association of Inspectors General has issued the following letter to leadership in Miami-Dade County regarding proposed legislation affecting the County’s Office of Inspector General. As the national standard-bearer for...
December 2, 2025 •

Applications Open for the 2026 Inspector General Institute® in Jacksonville

Apply today for the 2026 AIG Certified Inspector General Institute® programs in Jacksonville, Florida, from March 9 - 13, 2026, taking place at the Hyatt Regency Jacksonville Riverfront. The official application deadline is February 13, 2026, but space...
November 20, 2025 •
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AIG Illinois Chapter Winter Training Announced

The Association of Inspectors General is proud to present the Winter 2025 Illinois Chapter Training. This two-part training will take place via Webex, with Session I on Friday, December 5, 2025,...
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