RECENT DECISIONS
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26/04/2026In an Invitation to Explain, Symmetry in a Bank Account Cannot Be Treated as IncomeMore
The Istanbul 13th Tax Court annulled the assessment because the administration, which had inferred undeclared income from the similarity of amounts entering and leaving an account, could not show how it had reached the difference in the tax base.
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18/04/2026Ex Officio Deregistration under Article 160/A; Saying “High Risk” Is Not Proving the RiskMore
The Tax Court unanimously stayed execution, without requiring security, of an ex officio deregistration and a demand for TRY 15 million in security where the risk of issuing false documents was not based on concrete findings.
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09/03/2026No Assessment on the Basis of a Tax Technique Report Alone; the Plenary Session Has the Last WordMore
The Plenary Session of the Tax Chambers of the Council of State finally held that an assessment based solely on a tax technique report, without a tax audit report being drawn up, is unlawful.
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11/01/2026No Reservation Required in Correction Returns Filed upon an Invitation to ExplainMore
The Istanbul Regional Administrative Court 8th Tax Chamber held that where a correction return is filed upon a coercive letter from the administration, the taxpayer’s intention must be deemed to be one of reservation even if no reservation is separat
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14/11/2025Manifest Tax Error or Legal Interpretation? Plenary Session E. 2025/16More
The Plenary Session of the Tax Chambers held that the dispute over the special consumption tax rate on range-extender electric vehicles is a matter of legal interpretation rather than a manifest tax error, effectively closing the correction and complai
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19/07/2025VAT Deduction Cannot Be Refused Without a Concrete Finding of FalsityMore
The 9th Chamber of the Council of State reversed the regional court’s decision, stressing that invoices based on genuine deliveries of goods cannot be arbitrarily disregarded and that the deduction cannot be refused without a finding of falsity.
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19/07/2025In a Contract for Work the Price May Be Claimed Even upon Justified TerminationMore
The Ankara Regional Court of Appeal 27th Civil Chamber held that even where termination is deemed justified, the price of work done by the contractor for the benefit of the employer may be claimed under the rules on unjust enrichment.
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15/06/2025A Founding Shareholder Without Power of Representation Cannot Be Held Liable for Social Security DebtsMore
The Afyonkarahisar 1st Labour Court held that a founding shareholder who has no power to represent and bind the company and holds no senior management position cannot be held liable under Laws No. 5510 and 6183 for the company’s social security debt
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14/06/2025A Surety Cannot Be Held Liable for a Debt for Which the Principal Debtor Cannot Be Held LiableMore
The Kayseri Regional Court of Appeal 6th Civil Chamber held that, in an undertaking given to a university, the surety cannot be held liable for an amount for which the principal debtor cannot be held liable; otherwise the suretyship would be applied as
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17/12/2024Issuing and Using False Invoices Is a Single Offence; Grand Criminal Chamber of the Court of CassationMore
The Grand Criminal Chamber of the Court of Cassation held that the acts of issuing and using false documents in Article 359/b of the Tax Procedure Law constitute a single offence with alternative acts; a significant change in case law on tax offences.<