Tax Exempt & Government Entities Division At-a-Glance



Our mission is to provide our customers top quality service by helping you understand and comply with applicable tax laws and to protect the public interest by applying the tax law with integrity and fairness to all.

Customer Profile

Customers include small local community organizations, major universities, large pension funds, small business retirement plans, local and state governments, participants in complex tax-exempt bond transactions and Indian tribal governments and tribal associations.

Our customers are divided into three segments:


  • Rulings and agreements to provide an emphasis on up-front compliance, such as the determination and voluntary compliance programs
  • Examinations to identify and address non-compliance
  • Education and communication to help customers understand their tax responsibilities
  • Customer account services to provide taxpayers with efficient tax filings and accurate and timely responses to questions and information requests
  • Coordination with other IRS divisions and oversight entities, including the Department of the Treasury, Department of Labor, Pension Benefit Guaranty Corporation, Congressional committees, and state governments.

Leadership Team

Contact Telephone
Tammy Ripperda, Commissioner 202-317-8400

Edward Killen, Deputy Commissioner

Khin Chow– Acting Director, Employee Plans 202-317-8700
Margaret Von Lienen, Director, Exempt Organizations and Government Entities 202-317-8989