Phil Morrison joins McDermott Will & Emery

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

Phil Morrison joins McDermott Will & Emery

philip-morrison100x90.jpg

McDermott, Will & Emery has hired an highly international tax practioner to join its tax team in Washington, DC. 

Phil Morrison, a former senior international tax official at the US Treasury Department, has joined the firm as counsel in its US and international tax practice group. He recently retired as a principal at Deloitte's US tax practice, where he was responsible for international tax quality control.

Between 1989 and 1992, Morrison was the US Treasury Department’s international tax counsel, the government’s chief legal adviser on international tax matters (including international tax legislation and regulations), chief negotiator of tax treaties, and director of the Office of International Tax Counsel. He was previously counsel to the US Senate Finance Committee.

His practice at McDermott Will & Emery will focus on international tax, including inbound and outbound planning, treaty issues, transfer pricing and controversy work.

Morrison is a member of groups such as the Committee on US Activities of Foreigners and Tax Treaties of the American Bar Association’s Tax Section, The Tax Council, the tax committee of the National Foreign Trade Council and the International Fiscal Association. He has regularly been selected as a leading tax adviser and a leading transfer pricing adviser for the Euromoney Legal Media Group’s expert guides.

more across site & shared bottom lb ros

More from across our site

New reforms represent the most seismic shift in Canadian TP legislation since its enactment and a clear inflection point for MNEs, ITR has heard
Spain did not transpose EU VAT rules for SMEs or works of art; in other news, an increased VAT threshold came into force in South Africa
While the IBS incorporates taxable events previously covered by state and municipal taxes, its governance and operational logic represent a significant departure from the legacy model
The new office on the fourth floor of 4 More London will span 14,230 square feet, with the potential to expand to the first and second floors
MNEs now face a shift from modelling to execution as the side‑by‑side deal forces tax teams to upgrade systems, harmonise data, and prevent costly pillar two mismatches
As recent surveys suggest a disconnect between AI adoption and employee engagement, the big four risk digging themselves into a strategic hole
Almost three-quarters of surveyed tax professionals are concerned about inaccurate AI outputs; in other news, Dentons hired a partner from CMS to lead its Belgian tax team
Long-running, high-value and complex enquiries are a significant reason for HM Revenue and Customs’s increased TP yield, experts suggest
Landmark legal updates in India have led companies to prioritise specialised tax advisers over accountants, ITR has found
Brazil’s shift to a nationwide consumption tax is more than conceptual; it fundamentally transforms municipal revenue, enforcement, and administrative disputes
Gift this article