| Indirect tax | KDV (VAT), standard rate 20%KDV is 20% at the standard rate, with reduced rates of 10% (basic foods, textiles, books) and 1% (certain agricultural goods). Stamp tax of about 0.189% to 0.948% also applies to contracts and some other documents. |
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| E-invoicing | Mandatory · GIB e-Belge (e-Fatura, e-Arsiv Fatura, e-Irsaliye, e-Defter)e-Fatura (B2B between registered users) and e-Arsiv (invoices to unregistered buyers and consumers) are mandatory for taxpayers above GIB gross-sales thresholds, which under the rules in force since 2023 is TRY 3 million in prior-year gross sales, with lower thresholds for e-commerce, real-estate and motor-vehicle businesses. Businesses below the thresholds must still issue e-Arsiv invoices above set per-invoice and daily amounts. |
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| Data protection | Law No. 6698 on the Protection of Personal DataControllers must register in the VERBIS registry unless exempt (small businesses below employee and balance-sheet thresholds that do not mainly process special-category data), and since the 2024 amendments transfers abroad need an adequacy decision, Board-approved safeguards or standard contracts, which must be notified to the KVKK Authority within 5 business days of signing. |
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| AI rules | No AI law in force; a draft AI bill submitted to parliament in June 2024 is pending, and KVKK has issued non-binding guidance on AI, deepfakes and chatbots alongside the National AI Strategy action plan. |
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| Systems we migrate from or connect to | Logo (Tiger, Go, Netsis), Mikro, Parasut, Luca, ETA, Nebim, UyumsoftMasters, ledgers, stock and open balances move across and are reconciled before cutover. |
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| Payment rails for web apps and SaaS | iyzico, PayTR, Param, troy, FAST (instant payments) |
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| Also worth knowing | Most e-Fatura obligors must also keep e-Defter (electronic ledgers) and use e-Irsaliye (electronic delivery notes) once over their thresholds, so ERPs usually connect through a GIB-approved special integrator. Invoices are issued in Turkish and in TRY. |
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