Matthew Lerner joins Sidley Austin as tax controversy partner

International Tax Review is part of Legal Benchmarking Limited, 1-2 Paris Garden, London, SE1 8ND

Copyright © Legal Benchmarking Limited and its affiliated companies 2026

Accessibility | Terms of Use | Privacy Policy | Modern Slavery Statement


Matthew Lerner joins Sidley Austin as tax controversy partner

Matthew Lerner has joined Sidley Austin’s Washington, DC office as a partner and a co-global coordinator of the tax controversy practice.

Lerner, formerly a partner of Steptoe & Johnson, advises corporations, partnerships and individuals on the federal, state and local aspects of civil and criminal tax controversies and civil litigation related to tax strategies, as well as business planning and advice. He also advises at all stages of the Internal Revenue Service's administrative audit and appeals processes, as well as litigation in US Tax Court, the Court of Federal Claims and federal district courts. He has significant experience with many of the IRS alternative dispute resolution procedures. He also advises on pre-audit issues regarding document organisation, retention practices and disclosure obligations.

more across site & shared bottom lb ros

More from across our site

It was also a memorable night for Galicia, KPMG, Skadden and Pinheiro Neto, all of which scooped major awards at a gala ceremony in New York
The former Deloitte UK CEO earned a 45% raise in a year when 1,000 staff reportedly lost their jobs – and the pay gap is only getting bigger
In a seminal development for big law, the 95-year-old firm is set to cease operations after a series of high-profile partner departures
UK Chancellor John Healey extended a VAT cut, suspended tariffs, increased a bank surcharge and vowed to increase funding for HMRC
Kristine Riisberg warned that TP decisions can determine top-up tax exposure under pillar two, while global consensus over the rules remains unsettled
Both Germany’s NIS2 and the EU AI Act now determine whether a tax function can meet its obligations – and both can make management personally accountable
Originators, loan purchasers and securitisation vehicles may need to revisit servicing agreements and pricing after a key judgment narrowed the VAT credit management exemption
Opening doors for existing talent within Baker McKenzie and a desire for enhanced legal capabilities informed Ricardo Perera’s switch from KPMG
Boaz Goren’s move to the upstart PE-backed firm takes the number of senior UK tax professionals who have left EY this year to 13
The allegations against Deloitte Cyprus raise uncomfortable questions about how far the big four can distance themselves from misconduct at member firms
Gift this article