Jin Seok Lee Partner
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  • TEL 82 2 6182 8387
  • FAX 82 2 6003 7038
  • E-MAIL
Jin Seok Lee is a partner at Yoon & Yang LLC, and his main practice areas include tax, criminal law, litigation & arbitration, and finance & capital markets.
Mr. Lee has extensive experience dealing with litigations at the Suwon District Court, the Seoul High Court, the Seoul District Court, the Andong branch of the Daegu District Court, the Seoul Administrative Court, and the Suwon District Court. Further, while serving as a research judge at the Supreme Court, Mr. Lee enhanced his expertise in taxation. He retired from public service following his role as presiding judge of the Jeju District Court and the Incheon District Court.


  • 2020-present Yoon & Yang LLC
  • 2021-present Arbitrator, Korean Commercial Arbitration Board
  • 2019-20 Presiding Judge, Incheon District Court
  • 2018-19 Presiding Judge, Jeju District Court
  • 2017 Judicial Research
  • 2016-17 Presiding Judge, Jeju District Court
  • 2014-16 Research Judge, Supreme Court
  • 2010-14 Judge, Suwon District Court
  • 2008-10 Judge, Seoul Administrative Court
  • 2005-08 Judge, Andong Branch of the Daegu District Court
  • 2003-05 Judge, Seoul District Court
  • 2002-03 Preliminary Judge, Seoul High Court
  • 2001-02 Preliminary Judge, Suwon District Court


  • 2001 Judicial Research and Training Institute
  • 1997 Korea University, LL.B.


  • “Some Issues Relating to the State’s Characteristic as an Employer in the Employment Contracts for Judicial Matters Executed by Administrative Agencies”, Research on the Practice of Administrative Trials (Court Library), 2010
  • “Review of the Possibility of Compatibility of Fraud and Misconduct (or Embezzlement),” Research on the Practice of Trials (Suwon District Court), 2011
  • “Requirements for Establishment of ‘Underreporting of Tax Base by Improper Means’ under Article 47-3 (2) 1 of the former Framework Act on National Taxes”, Annotations to Supreme Court Precedents (Court Library), 2015
  • “Illegal Income and Confiscation and Collection Thereof”, Annotations to Supreme Court Precedents (Court Library), 2016
  • “Calculation Method for Gains and Losses from the Sale and Evaluation of Overseas Listed Stocks That Are Excluded from the Amount of Dividend Income”, Annotations to Supreme Court Precedents (Court Library), 2016
  • “Requirements for Application of Tax Laws before Amendment under the Addenda to the Amendments Where Tax Laws Are Amended Unfavorably to Taxpayers”, Collection of Dissertations in Commemoration of the Retirement of Justice In-bok Lee, Judicial System Development Foundation, 2016