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

The APA resolution signals opportunities for multinationals and will pacify investor concerns, local experts told ITR
Businesses that adopt a proactive strategy and work closely with their advisers will be in the greatest position to transform HMRC’s relief scheme into real support for growth
The ATO and other authorities have been clamping down on companies that have failed to pay their tax
The flagship 2025 tax legislation has sprawling implications for multinationals, including changes to GILTI and foreign-derived intangible income. Barry Herzog of HSF Kramer assesses the impact
Hani Ashkar, after more than 12 years leading PwC in the region, is set to be replaced by Laura Hinton
With the three-year anniversary of the PwC tax scandal approaching, it’s time to take stock of how tax agent regulation looks today
Rolling out the global minimum tax has increased complexity, according to Baker McKenzie; in other news, Donald Trump has announced a 25% tariff on countries doing business with Iran
Among those joining EY is PwC’s former international tax and transfer pricing head
The UK firm made the appointments as it seeks to recruit 160 new partners over the next two years
The network’s tax service line grew more than those for audit and assurance, advisory and legal services over the same period
Gift this article