Turkey: Draft law introducing various direct and indirect tax changes; other recent tax-related developments

Including Presidential Decision No. 9903 on state aid in investments

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September 23, 2025

A draft law entitled "Draft Law on Amendments to the Law on the Protection of the Value of Turkish Currency and Certain Laws," currently under review by the Plan and Budget Committee, would:

  • Introduce restrictions on individual income tax and stamp tax exemptions for research and development (R&D) personnel
  • Limit the corporate income tax reduction period for investment incentives
  • Amend special consumption tax structures for passenger vehicles
  • Introduce several provisions aimed at combatting informality and enhancing legal certainty in tax practice

Additional recent tax-related developments in Turkey include:

  • The government on May 30, 2025, issued Presidential Decision No. 9903 on state aid in investments, effective immediately, restructuring the incentive framework into three pillars: the Century of Türkiye Development Initiative, Sectoral Incentive Applications, and Regional Incentive Applications. The Ministry of Industry and Technology also published Communiqué No. 2025/1 setting out the procedural rules for the application of the new investment incentive system established under Presidential Decision No. 9903.
  • The Ministry of Treasury and Finance issued General Communiqué No. 24 amending the General Communiqué on Corporate Tax (No. 1) to clarify the implementation of changes introduced by Law No. 7555 of July 20, 2025.
  • The Revenue Administration released an updated comprehensive guide addressing the tax treatment of expenses and depreciation related to passenger vehicles used in business or professional activities, including the applicable rules and monetary thresholds for the 2025 calendar year under the individual income tax law.
  • The government increased the monetary threshold for public debts eligible for collateral-free deferral under the Law on the Procedure for the Collection of Public Receivables (Law No. 6183) from TRY 50,000 to TRY 250,000 through Presidential Decision No. 10040.
  • The government raised the fixed stamp duty amounts applicable to various tax returns and declarations through Presidential Decision No. 10364.


For further information, please contact a KPMG tax professional in Turkey:

Şaban Atucuran | satucuran@kpmg.com

Volkan Gök | vgok@kpmg.com

Celal Küpeli | ckupeli@kpmg.com

Beyza Özsoy | bozsoy@kpmg.com

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