Former IRS litigator joins Schiff Hardin

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

Copyright © Legal Benchmarking Limited and its affiliated companies 2025

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

Former IRS litigator joins Schiff Hardin

Jon Feldhammer

Jon Feldhammer has joined Schiff Hardin’s San Francisco office as a partner in the general corporate and securities group.

Feldhammer is a former IRS litigator, having served as a senior trial attorney in the office of chief counsel for six years and has been lead counsel in more than a dozen cases before the United States Tax Court.

Feldhammer’s practice focuses on federal and state controversy and tax compliance.

He has litigated a variety of issues, including valuation of assets in estate and gift taxes, international taxes and foreign reporting penalties, change of accounting method, like-kind exchanges under section 1031, residency issues, passive loss limitations, unreasonable compensation, and employment taxes.

Feldhammer also advises clients on complying with new tax rules and on correcting improperly reported transactions, such as offshore arrangements, navigating the IRS’ programme for offshore voluntary disclosure, among others. 





Jon Feldhammer
Jon Feldhammer, partner at Schiff Hardin


more across site & shared bottom lb ros

More from across our site

Given the US/G7 pillar two deal, the OECD is in danger of being replaced by the UN as the leading global tax reform forum
Cinven’s latest investment follows its acquisition of a stake in Grant Thornton UK in December; in other news, a barrister listed by HMRC as a tax avoidance promoter has alleged harassment
CIT base narrowing measures remain more prevalent than increased CIT rates, the report also highlighted
ITR's parent company, LBG, will acquire The Lawyer, a leading news, intelligence and data-driven insight provider for the legal industry, from Centaur Media
KPMG UK’s Graeme Webster and KPMG Meijburg & Co’s Eduard Sporken outline the 20-year evolution of MAPAs, with DEMPE analyses becoming more prevalent and MAPA requirements growing stricter
Rishi Joshi, of the Institute of Chartered Accountants of India, warns of potential judicial overreach as assets are recharacterised to bypass a legislative exclusion
Only 2% of in-house survey respondents said they were ‘heavy’ users of AI for TP, Aibidia’s report also found
There was a ‘deeply embedded culture within PwC that routinely disregarded formal confidentiality obligations,’ the chairman of Australia’s Tax Practitioners Board said
Jennifer Best was most recently the acting commissioner of the IRS’s large business and international division
Section 899’s exclusion from the One Big Beautiful Bill does not mean it has been nipped in the bud, Aruna Kalyanam also tells ITR
Gift this article