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This page collects, in one place, the fixed-date obligations and entry-into-force dates that matter to startups, fintechs and technology companies operating in Türkiye. Each row links to our article on the underlying rule; the dates rest on the primary sources cited there. The page is updated each month alongside the monthly regulatory roundup. Last updated: 5 November 2026.
Türkiye
| Date | What happens | Who it concerns | Our article |
|---|---|---|---|
| 1 January 2027 | Revaluation: tax penalties, fees and other fixed amounts are uprated by the revaluation rate (Tax Procedure Law Repeated Arts. 298 and 414). Based on October producer prices, the 2027 rate works out at 27.83 percent; it becomes official with the Revenue Administration’s communiqué, usually in late November. The President may set a lower increase for fees and stamp duty, as for 2026 (25.49 percent rate, 18.95 percent increase). | All companies | |
| 1 January 2027 | The 2027 minimum wage and the January to June severance ceiling take effect; payroll and contract updates. | Employers | Severance pay |
| 1 January 2027 | Digital service tax rate falls from 5 percent to 2.5 percent (Presidential Decision No. 10767, Official Gazette 25 December 2025, No. 33118). | Digital platforms above the thresholds | Digital service tax |
| 1 January 2027 | Wealth amnesty: declarations made after this date pay half a point more; declaring in 2026 is cheaper. | Individuals and companies declaring assets | New wealth amnesty |
| 31 January 2027 | Mandatory FX sale on export proceeds: at least 35 percent of proceeds documented by this date must be sold to a bank (the rule’s current end date). | Exporters | Cross-border payments |
| 2 March 2027 | Constitutional Court annulment takes effect: the intermediary service provider liability exemption in Law 6563 falls away for consumer contracts unless Parliament legislates first. | Marketplaces | ETBİS and Law 6563 |
| 31 March 2027 | Social network providers: deadline to verify, at least once with an e-Devlet token, accounts opened before 1 November 2026. | Social network providers | Age verification regulation |
| 31 March 2027 | Ordinary general assembly for the 2026 financial year: within three months of the year end under TCC Art. 409. | Joint-stock and limited companies | General assembly |
| 25 April 2027 | Statutory deadline for the 2026 corporate income tax return (Corporate Tax Law Art. 14(3); the Revenue Administration may extend it). | Corporate taxpayers | |
| 1 July 2027 | The July to December severance ceiling takes effect. | Employers | Severance pay |
| 31 July 2027 | Last day for wealth amnesty declarations (Corporate Tax Law No. 5520 Provisional Art. 19). | Individuals and companies declaring assets | New wealth amnesty |
| Q3 2027 | Medium-Term Programme target: completing the alignment of KVKK with the GDPR, by law or secondary regulation. A timetable expectation, not an obligation. | Data controllers | MTP and KVKK-GDPR alignment |
| 31 December 2027 | Minimum capital: joint-stock companies below TRY 250,000 and limited companies below TRY 50,000 must register the capital increase or be deemed dissolved. Non-public registered-capital companies with issued capital of at least TRY 250,000 that do not raise both initial and issued capital to TRY 500,000 are deemed to have left the registered capital system (TCC Provisional Art. 15; extended once by the Ministry of Trade, Official Gazette 17 October 2026, No. 33403). | Companies incorporated before 2024 | Minimum capital deadline · compliance page |
| 31 December 2027 | Current end date of the angel investor (BKY) income tax deduction (Income Tax Law Provisional Art. 82; the President may extend). | Angel investors | BKY |
| 1 January 2028 | End of the TCC Art. 376 FX loss relief: the relief covers calculations made until 1 January 2028. | Companies with FX losses | TCC 376 FX relief |
European Union and international
Dates that reach Turkish companies through sales into the EU, an EU entity or EU customers.
| Date | What happens | Who it concerns | Our article |
|---|---|---|---|
| 2 December 2026 | AI Act: end of the marking grace period for generative systems placed on the market before 2 August 2026; new prohibition on systems producing non-consensual intimate imagery and child abuse material (Regulation 2026/1744). | AI providers serving the EU | AI Act under Turkish law |
| 11 January 2027 | CRD VI: branch requirement for third-country firms taking deposits and similar activities in the EU. | Turkish financial firms serving the EU | BaaS and embedded finance |
| 12 January 2027 | EU Data Act: switching charges for changing cloud provider fall to zero. | Cloud and data service providers | EU Data Act |
| 18 January 2027 | The US GENIUS Act (stablecoin regime) takes effect. | Stablecoin issuers and companies selling into the US | Stablecoins and tokenised deposits |
| 28 February 2027 | UK FCA crypto authorisation application window closes; the regime fully commences on 25 October 2027. | Crypto platforms with UK customers | UK crypto authorisation |
| 9 April 2027 | EU instant euro transfer obligation starts for payment and e-money institutions. | EU-licensed payment institutions | Instant payments |
| 10 July 2027 | The EU Anti-Money Laundering Regulation (AMLR) applies. | Obliged entities in the EU | Digital identity and e-KYC |
| 2 August 2027 | AI Act: compliance deadline for general-purpose models placed on the market before 2 August 2025; member states must have AI sandboxes in place. | GPAI providers, AI startups | AI Act document set · sandbox application |
| 30 September 2027 | CBAM: first declaration and certificate surrender for 2026 imports. | Exporters of covered goods to the EU | CBAM and the Turkish ETS |
| 25 October 2027 | UK crypto regime fully in force. | Crypto platforms with UK customers | UK crypto authorisation |
| 2 December 2027 | AI Act Annex III high-risk regime (recruitment, credit scoring, education, essential services and more) applies. | Providers and deployers in Annex III areas | AI Act timeline |
| 11 December 2027 | EU Cyber Resilience Act applies in full; vulnerability reporting has been mandatory since 11 September 2026. | Makers of products with digital elements | CRA reporting duty |
| 2 August 2028 | AI Act Annex I: obligations for high-risk systems embedded in products. | Medical device, machinery and vehicle makers | AI Act timeline |
Dates not yet set
- The official 2027 revaluation communiqué (late November) and the exact fines, fees and thresholds that follow it
- The 2027 minimum wage (late December) and the severance ceiling
- The rating and obligations regulation for gaming platforms under Supplementary Article 5 of Law 5651
- The draft law aligning KVKK with the GDPR
- The Capital Markets Board’s 2027 amounts (capital for crypto-asset service providers, minimum size for venture capital investment funds)
The dates on this list are taken from legislation and official announcements; extensions and new rules happen. Check the dates that apply to your own company at the source and, where needed, with your adviser.
Sources. Tax Procedure Law No. 213, Law No. 6563 on the Regulation of Electronic Commerce, Law No. 6698 on the Protection of Personal Data (KVKK) and Regulation (EU) 2016/679 (GDPR). Statute links open the official consolidated Turkish texts on mevzuat.gov.tr.
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