Litigation and Controversy - Tax Tax Law
Mary A. McNulty
Recognized in Best Lawyers since 2006 Awarded Practice Areas
Biography
Mary McNulty represents corporations and partnerships in IRS audits, appeals, and tax litigation and provides tax planning for partnerships, limited liability companies, and S corporations. She specializes in Federal tax procedural issues, including statutes of limitations, interest, penalties, privilege, and TEFRA partnerships, and in partnership tax issues relating to private equity, oil and gas, wind energy, real estate, and exempt organizations.
Overview
- University of Notre Dame, B.B.A., graduated 1985
- Texas, State Bar of Texas
- J. S Corp. Taxation, "Limited Liability Companies" - Board of Advisors and Contributors, 1995-1998
- American Bar Association; Tax Section - Council, 2012-2016; Vice-Chair, Committee on Appointments to the Tax Court, 2013-2014
- American College of Tax Counsel - Member
- Booker T. Washington High School for the Performing and Visual Arts - Advisory Board, 2011-2014; Executive Committee, 2012-2014; Finance Committee Chair, 2013 -2014
- Business Entities, Current Developments - Board of Advisors and Department Head, 1999-2013
- Dallas Bar Association; Tax Section - Member; Chair, 2005-2006; Vice President, 2004-2005
- Finance Committee, Thompson & Knight LLP - Chair, 2013-2014
- Management Committee, Thompson & Knight LLP - 2008-2012
- State Bar of Texas; Tax Section - Member; Chair, 2011-2012; Vice-Chair, 2010-2011
- U.S. Tax Court Judicial Conference - 2001, 2003, 2007, 2009
- Texas, State Bar of Texas
- J. S Corp. Taxation, "Limited Liability Companies" - Board of Advisors and Contributors, 1995-1998
- American Bar Association; Tax Section - Council, 2012-2016; Vice-Chair, Committee on Appointments to the Tax Court, 2013-2014
- American College of Tax Counsel - Member
- Booker T. Washington High School for the Performing and Visual Arts - Advisory Board, 2011-2014; Executive Committee, 2012-2014; Finance Committee Chair, 2013 -2014
- Business Entities, Current Developments - Board of Advisors and Department Head, 1999-2013
- Dallas Bar Association; Tax Section - Member; Chair, 2005-2006; Vice President, 2004-2005
- Finance Committee, Thompson & Knight LLP - Chair, 2013-2014
- Management Committee, Thompson & Knight LLP - 2008-2012
- State Bar of Texas; Tax Section - Member; Chair, 2011-2012; Vice-Chair, 2010-2011
- U.S. Tax Court Judicial Conference - 2001, 2003, 2007, 2009
- University of Notre Dame, B.B.A., graduated 1985
Client Testimonials
Awards & Focus
Named "Lawyer of the Year" by Best Lawyers® for:
- Litigation and Controversy - Tax, Dallas/Fort Worth (2025)
- Litigation and Controversy - Tax, Dallas/Fort Worth (2016)
- Litigation and Controversy - Tax, Dallas (2014)
Recognized in The Best Lawyers in America® 2026 for work in:
- Litigation and Controversy - Tax
- Tax Law
Special Focus:
- Audits
- Controversy
- Federal
- Income Tax
- Litigation
- Partnership
- Private Equity Funds
- Tax Disputes
Awards:
- The Best Lawyers in America® by Woodward/White Inc. (Litigation & Controversy-Tax, Tax Law); 2006-2014
- Dallas Litigation & Controversy - Tax "Lawyer of the Year," The Best Lawyers in America® by Woodward/White Inc.; 2014
- Chambers USA by Chambers & Partners (Tax, Tax: Litigation); 2009-2014
- Texas Super Lawyers® by Thomson Reuters (Tax); 2003-2013
- Tax Directors Handbook, The Essential Guide to the World’s Premier Tax Law Firms; 2014
- Best Lawyers in Dallas (Tax: Litigation), D Magazine; 2007-2008, 2011-2013
- Best Business Lawyers in Dallas (Tax), D Magazine; 2009
- The Best Lawyers in Dallas Under 40, D Magazine; 2002
- Thompson & Knight LLP Dallas Office Mentoring Award; 2002
- Martindale-Hubbell AV rating
News & Media
Case History
Cases
- Audits and appeals
Represent large public companies in IRS audits and appeals involving oil and gas and energy tax issues, partnership procedural and tax issues, excise taxes, foreign tax credits, statutes of limitations, penalties, and interest
- Tax Litigation
Represent large public companies in tax litigation involving interest on federal tax refunds and deficiencies
- IRS Audit
Represented large public company during IRS audit involving partnership and corporate acquisition issues
- Structuring funds
Represent general partners of energy funds in structuring funds and making portfolio investments
- Partnership
Represent private foundations, pension plans, and other tax-exempt organizations making oil and gas, real estate, and other partnership investments
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