Mr. Spiegel practices predominantly in the areas of federal estate, gift, and income tax controversy. He represents clients in all phases of a federal tax dispute, including audit, administrative appeals, litigation in U.S. District Court and the U.S. Tax Court, and, when necessary, the U.S. Courts of Appeals. Brian also devotes his practice to counseling clients on the federal tax consequences of business transactions.
Prior to joining the firm, Mr. Spiegel was a Law Clerk for The Honorable Juan F. Vasquez, United States Tax Court, Washington, D.C., 2010-2012.
Mr. Spiegel was admitted to practice in Texas in 2009.
- Texas Super Lawyers, Texas Super Lawyers for Tax, 2020-2025
- Texas Rising Stars, Texas Monthly and Texas Super Lawyers – Rising Stars Edition for Tax, 2016-2019
- Best Lawyers in Dallas, D Magazine for Tax: Litigation, 2016, 2022-2026
- Best Lawyers Under 40 in Dallas, D Magazine for Tax: Litigation, 2017, 2020-2022
Representative Cases
- U.S. v. Marshall, 798 F.3d 296, 315-21 (5th Cir. 2015) (Majority Opinion by Judge Owen)
- 18 Meadows Collier Lawyers Recognized by D Magazine Best Lawyers in Dallas (Link)
- Thirteen Firm Lawyers Recognized on the 2025 Texas Super Lawyers List (Link)
- Meadows Collier Congratulates Sixteen Firm Lawyers Named to 2025 Best Lawyers in Dallas by D Magazine (Link)
- Ten Firm Lawyers Recognized on the 2024 Texas Super Lawyers List (Link)
- Meadows Collier Congratulates 14 Firm Lawyers on being named D Magazine’s 2024 Best Lawyers (Link)
- Meadows Collier Congratulates 12 Firm Lawyers Named to D Magazine’s 2023 Best Lawyers (Link)
- Eight Meadows Collier Lawyers Recognized as 2022 Texas Super Lawyers (Link)
- Eleven Meadows Collier Attorneys Selected to D Magazine’s 2022 Best Lawyers Listing (Link)
- Meadows Collier Announces Brian J. Spiegel selected to D Magazine’s “Best Lawyers Under 40” (Link)
- Seven Meadows Collier Attorneys Recognized as 2021 Texas Super Lawyers (Link)
- 21st Annual Meadows Collier Tax Conference (Link)
- Tax Court’s Proposed Rule Changes and Clarifications Would be Welcome (Link)
- Ask The Experts: Top Tips in Criminal Tax Cases (Link)