Stanley Smilack counsels foreign and domestic businesses in connection with tax matters regarding cross-border transactions, tax legislative and regulatory developments, tax compliance and controversy issues. He counsels institutions regarding the tax consequences of their U.S. and foreign activities and has structured and documented numerous investment funds that invest abroad. Mr. Smilack frequently advises multinational companies on the application of U.S. anti-boycott rules and the rules relating to the international operation of ships and aircraft.

Mr. Smilack advises clients in connection with the availability of credits for establishing and operating facilities for solar energy, wind, open-loop biomass, gasification, and carbon sequestration. He advises clients on excise tax issues relating to fuels, petroleum products, communications, international transportation and insurance.

Prior to joining Potomac Law, Mr. Smilack spent more than 30 years with Steptoe & Johnson LLP. Before that, he was an attorney at Dewey, Ballantine, Bushby, Palmer & Wood for more than a decade and served as Tax Counsel at a global energy and commodities company.


University of Michigan Law School, J.D.

  • cum laude

Massachusetts Institute of Technology, S.B.

Previous Experience

  • Steptoe & Johnson
  • Dewey, Ballantine, Bushby, Palmer & Wood

Areas of Practice


  • District of Columbia
  • New York

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