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.
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.
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.
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.
We provide resources to keep IG professionals informed about the most up-to-date professional standards and best practices, including the AIG Green Book.
Applications are open for the Association of Inspectors General Inspector General Institute® certification programs taking place in Jacksonville, Florida, March 9-13, 2026. Learn More »
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.
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...
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,...
From all of us at the Association of Inspectors General, thank you to the hundreds of attendees, presenters and exhibitors who made our 2025 Annual Training Conference an exceptional event....
We are so excited to see you at the 2025 AIG Annual Training Conference in San Diego! We have an international audience of over 300 attendees representing 23 states, the...