A knowledgeable tax attorney with extensive commercial litigation experience, Marcy provides a strategic approach to her clients’ most complex tax challenges. Her work includes federal and state tax planning, compliance, and controversy work for individual and corporate clients on a wide range of issues, including state and local tax planning for current and future business relationships and activities as well as strategic planning to address nexus and apportionment issues.

Marcy also counsels corporate clients regarding business formation and domestication issues and the intersection of those issues with state-level tax laws. Before joining Schiff, Marcy was a senior attorney in the Detroit office of an international law firm, where she focused on state and local tax controversies and commercial litigation.

  • Experience

    • Advises businesses, tax-exempt organizations, and individuals on state and local tax planning and compliance matters including e-commerce, corporate travel policies, corporate transactions, stock and asset purchases, reorganizations, audits, and nexus issues in all jurisdictions, based on rapidly changing laws and regulations.
    • Assists non-profit organizations in obtaining state and local sales and corporate tax exemptions as well as federal tax planning and compliance issues.
    • Counsels private clients and corporations on inbound and outbound federal tax planning, compliance, and controversy matters.
    • Supported both individual and financial services clients in obtaining an IRS private letter ruling protecting the client’s S-corporation status.
    • Achieved IRS tax-exempt organization status on behalf of corporate clients.
    • Represented publishing company on claim that defendant violated the Sherman Act and state unfair competition laws by engaging in anticompetitive tying, bundling, and exclusive dealing. The company was awarded $300 million in damages after an eight-week jury trial in state court, and the case settled for a total of $500 million on the eve of trial of the Sherman Act claims.
  • Credentials


    • New York University School of Law, Executive LL.M., Taxation, 2016
    • University of Michigan Law School, J.D., 2004
    • University of Michigan, B.A., English Language and Literature, 2001

    Bar Admissions

    • Illinois
    • Michigan
    • New Jersey
    • New York
    • U.S. Supreme Court
    • U.S. District Court for the Eastern District of Michigan
    • U.S. District Court for the Western District of Michigan
    • U.S. Bankruptcy Court for the Eastern District of Michigan
    • U.S. Tax Court
    • Insights

      News Release

      Schiff and Attorneys Named to Michigan Pro Bono Honor Roll for Second Year

      Schiff Hardin LLP is pleased to announce the firm and four attorneys have been listed on the State Bar of Michigan’s 2020 A Lawyer Helps Pro Bono Honor Roll, which recognizes the pro bono contributions of attorneys, law firms, and corporations to low-income individuals and families throughout Michigan.

      In The News

      Tax Talk: When Reporting Gifts at Discounted Values, a Qualified Appraisal is Crucial

      In this article, we explain what constitutes a qualified appraisal and identify some pitfalls to avoid.


      Alabama Tax Regulation to Challenge Quill Physical Presence Standard

      The State of Alabama is now enforcing a regulation that directly challenges a cornerstone of state sales tax law and policy.

      Speeches & Presentations

      • “Dark Stores and Property Tax Update,” ICLE 30th Annual Tax Conference, State and Tax Committee, Plymouth, Mich. (May 25, 2017)
      • “State and Local Tax Developments in Michigan,” Tax Executives Institute (Mar. 30, 2016)
    • Citizenship

      Civic and Charitable Memberships

      • State Bar of Michigan, Pro Bono Initiative of the Committee on Justice Initiatives (2012-present)
      • Federal Bar Association for the Eastern District of Michigan, Diversity Committee, Co-Chair (2011-present)
      • Anti-Defamation League, Regional Board Member