Helping Businesses Overcome Their State Tax Burdens 150+ Years of Combined Experience on Your Side

David J, Brennan, Jr., Esq.

David Brennan, Esq.

David Brennan is a partner of the Law Offices of Moffa, Sutton, & Donnini, P.A. He joined the firm in 2016 as an Associate Attorney. Mr. Brennan came to the firm directly from Technical Assistance and Dispute Resolution (TADR) of the Florida Department of Revenue where he was a tax conferee for several years.

Mr. Brennan received his Bachelor of Science in accounting and finance, along with a minor in computer science, from Florida State University. Upon graduation, he worked for a CPA firm as a staff accountant before going to law school. Mr. Brennan attended Regent University School of Law.

After earning his J.D. and passing the bar exam, Mr. Brennan began working for the Florida Department of Revenue, where he quickly rose through the ranks to become a senior attorney. Mr. Brennan gained experience in learning, reviewing, and formulating Department of Revenue positions, what the Department of Revenue looks for during an audit or informal protest, and the litigation process. In his position as a senior attorney, Mr. Brennan wrote hundreds of Notices of Decision and Notices of Reconsideration. Mr. Brennan also drafted numerous Letters of Technical Advice and Technical Assistance Advisements. While working for the Department of Revenue, Mr. Brennan earned his L.L.M. in Taxation from Boston University.

Mr. Brennan’s primary practice area is multistate state and local taxation. He represents clients of all sizes before various taxing authorities nationwide. The representation includes active controversy work, letter ruling requests, and formulation of company positions to mitigate tax exposure. Mr. Brennan is also an active speaker for various events and industries.

In his spare time, Mr. Brennan enjoys spending quality time with his family and is a football fan.

Note: While Mr. Brennan's primary practice area is state and local tax law, he has not been board certified in tax by the Florida Bar.

See Firm Speaking Engagements

  1. FICPA FSU Accounting Conference, May 10, 2018, “Florida Sales & Use Tax – Latest Updates & Hot Topics
  2. FICPA, August 28, 2018, “Florida Sales & Use Tax For Car Dealers”
  3. FICPA, September 18, 2018, “Florida Sales & Use Tax For Boat Dealers & Marinas”
  4. FICPA Emerald Coast Chapter, October 18, 2018, “Florida Sales & Use Tax – Latest Updates & Hot Topics
  5. FICPA, October 23, 2018, “Florida Sales & Use Tax On Aircraft
  6. FICPA, November 29, 2018, “Economic Nexus & Wayfair
  7. Florida Bar Aviation Law Section, January 18, 2019, “Florida Sales & Use Tax On Aircraft
  8. FICPA, January 23, 2019, “Interacting With Florida Agencies – Nonrule Policies of General Applicability
  9. Sun ‘N Fun Expo, April 4, 2019, “Sales & Use Tax On Aircraft
  10. Florida Aviation Business Association, June 18, 2019, “Florida Sales & Use Tax On Aircraft
  11. FICPA Mid-Florida Chapter, August 20, 2019, “Florida Sales & Use Tax – What Every CPA Needs to Know
  12. FICPA, September 10, 2019, “Florida Sales & Use Tax – Hope Scholarship For Car Dealers
  13. Florida Restaurant & Lodging Show, September 16, 2019, “Florida Sales & Use Tax Issues Every Owner Must Know
  14. FICPA Pensacola Chapter, September 25, 2019, “Florida Sales & Use Tax – What Every CPA Needs to Know
  15. FICPA, October 3, 2019, “Florida Sales & Use Tax – Latest Updates & Hot Topics
  16. FICPA, October 15, 2019, “Florida Sales & Use Tax – Hotels
  17. FICPA, November 12, 2019, “Florida Sales & Use Tax – Expectations for Audit & Beyond
  18. James Moore CPAs, November 18, 2019, “Florida Sales & Use Tax – Latest Updates & Hot Topics
  19. Legal Services of North Florida, December 19, 2019, “Florida Sales & Use Tax – What Every Lawyer Should Know
  20. Orange County Bar Association, January 8, 2020, “Florida Sales & Use Tax – What Every Lawyer Should Know
  21. FICPA, January 14, 2020, “Interacting With Florida Agencies – Invalid Agency Rules
  22. FICPA Tallahassee Chapter, January 14, 2020, “Florida Sales & Use Tax – What Every CPA Needs to Know
  23. Jacksonville Bar Association, January 21, 2020, “Florida Sales & Use Tax – Latest Updates & Hot Topics
  24. Florida Bar Aviation Law Section, February 7, 2020, “Interacting With Florida Agencies – Nonrule Policies of General Applicability
  25. FICPA, February 13, 2020, “Florida Sales & Use Tax – Apportionment For Cars, Boats, & Planes
  26. FICPA Miracle Strip Chapter, January 21, 2021, “Florida Sales & Use Tax: Nontax Solutions to Tax Assessments
  27. FICPA Mega Conference, June 10, 2021, “Deep Dive of Multistate Sales Tax Economic Nexus Thresholds
  28. Florida Bar Aviation Law Section, June 3, 2021, “Florida Sales & Use Tax – Issues Every Aviation Lawyer Must Know
  29. Lanigan CPAs, August 5, 2021, “Florida Sales & Use Tax Topics Every CPA Must Know
  30. Sun ‘N Fun Expo, April 8, 2022, “Sales & Use Tax Issues Aircraft Owners Must Know”
  31. FICPA, April 27, 2022, “Navigating the Unpleasant Florida Tax Audit
  32. FICPA, July 26, 2022, “Florida Agency Requiring Something Not in a Statute or Rule? Fight Back!”
  33. FICPA, August 23, 2022, “Sales Tax Playbook for Hotels & Restaurants”
  34. FICPA, September 21, 2021, “Florida Sales & Use Tax – Latest Updates & Hot Topics”
  35. FICPA, October 19, 2022, “Economic Nexus Problems Facing Clients & Practitioners”
  36. FICPA Fall University Accounting Conference, October 20, 2022, “COVID’s Impact on Nationwide Sales & Use Tax”
  37. Offutt Barton Schlitt, LLC, November 16, 2022, “Economic Nexus & Wayfair”
  38. Offutt Barton Schlitt, LLC, January 9, 2023, “Common Problems Facing Hotels & Restaurants”
  39. Florida Bar Tax Law Section, March 22, 2023, “Florida Sales & Use Tax: Navigating the Unpleasant Florida Tax Audit”
  40. Sun ‘N Fun Expo, March 31, 2023, “Sales & Use Tax Issues Aircraft Owners Must Know”
  41. Florida Bar Admiralty Law Section, June 21, 2023, “Sales & Use Tax Issues Maritime Lawyers Must Know
  42. Florida Bar Aviation Law Section, June 23, 2023, “Aircraft Sales Tax Issues Every Lawyer Must Know
  43. Florida Society of Enrolled Agents, July 27, 2023, “Florida Sales & Use Tax: Audit, Protest, & Litigation Process
  44. Northern District Florida Bankruptcy Bar Association, August 15, 2023, “Florida Sales & Use Tax Issues Every Bankruptcy Lawyer Must Know”
  45. Southern District Florida Bankruptcy Bar Association, October 18, 2023, “Florida Sales & Use Tax Issues Every Bankruptcy Lawyer Must Know”
  46. FICPA, October 24, 2023, “Florida Sales & Use Tax Latest Updates and Hot Topics
  47. Offutt Barton Schlitt, LLC, October 31, 2023, “Florida Sales & Use Tax Hotel Industry Critical Issues”
  48. FICPA Collegiate Accounting Symposium, November 15, 2023, “Multistate Tax Implications for
    CPAs Due to Wayfair: Potential Exposure for Clients and CPAs

  • FL Dept. of Revenue
  • ABA
  • FICPA
  • FL State Bar

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