The 2020 chair is Diana Erbsen, a New York-based tax partner for DLA Piper. She previously served as deputy assistant attorney general for appellate and review for the tax division of the U.S. Department of Justice from November 2014 until January 2017. She has been an IRSAC member since 2018.

The following persons were appointed to the council beginning next year 2020:
*Walter "Ted" Afield, director of the Philip C. Cook Low-Income Taxpayer Clinic and associate clinical professor of law at Georgia State University in Atlanta;
*Martin Armstrong, VP of payroll shared services with Charter Communications, in Charlotte, N.C. He is also currently accounting and finance area chair for the University of Phoenix;
*Sharon Brown, a partner with New York-based Barclay Damon LLP. She is a member of the American Bar Association Tax Section and Affordable Housing and Community Development Section;
*CPA Robert Howren, tax director/assistant treasurer for BlueLinx Corp., Marietta, Ga.;
*EA Denise Jackson, VP of tax preparer development with the State Employees' Credit Union in Raleigh, N.C.;
*Kathleen Lach, partner in the business and finance department of Saul Ewing Arnstein & Lehr LLP, Chicago;
*EA Kelly Myers, a tax consultant with Myers Consulting Group, LLC, in Owens Crossroads, Ala.;
*Joseph Novak, VP of taxes for Abbott Laboratories in Abbott Park, Ill.;
*Robert Panoff, a tax attorney in Miami.;
*Nancy Ruoff, statewide payroll and collections manager for the state of Kansas in Topeka, Kan.;
*Katherine Sunderland, assistant general counsel of tax law at the Investment Company Institute in Washington, an association representing regulated funds globally; and
*Kevin Valuet, senior payroll consultant for PayTech.