Istanbul Free Trade Zones: Complete Guide for Foreign Investors in Turkey
Guide to Istanbul’s free trade zones for foreign investors. Learn about tax exemptions, customs benefits, wage tax savings, and how to set up manufacturing or trading operations in Turkey’s strategic FTZ locations.
VAT Refund Process in Turkey: Complete Guide for Foreign Companies
Complete guide to Turkey’s VAT (KDV) refund process for foreign companies. Learn about refund eligibility, application methods, required documents, and common challenges for export VAT refunds in 2026.
E-Invoice and E-Ledger System in Turkey: A Complete Guide for Foreign Companies
Complete guide to Turkey’s mandatory e-Invoice (e-Fatura) and e-Ledger (e-Defter) system for foreign companies. Learn about registration requirements, deadlines, penalties, and how to stay compliant in 2026.
Transfer Pricing in Turkey 2026: Rules, Documentation & Compliance for Multinational Companies

Transfer pricing rules in Turkey for multinational companies in 2026. Documentation requirements, arm’s length principle, CbCR obligations and penalties explained.
Double Taxation Agreements in Turkey 2026: Complete Guide for International Businesses
Turkey’s double tax treaties in 2026. How international businesses apply DTAs to avoid double taxation, claim withholding exemptions and reduce their tax burden.
VAT in Turkey 2026: Rates, Exemptions and Compliance Guide for Foreign Companies
Turkey VAT (KDV) rates, exemptions and compliance for foreign companies in 2026. Standard 20%, reduced rates, reverse charge mechanism and monthly filing guide.
Corporate Tax in Turkey 2026: Complete Guide for Foreign Companies
Corporate income tax in Turkey for foreign companies in 2026. Tax rates, exemptions, investment incentives, filing deadlines and compliance explained by Celikel CPA.
Understanding Stoppage Tax in Turkey

Understanding stoppage tax (withholding tax) in Turkey. Rates, taxable payment types, filing obligations and how foreign companies manage withholding compliance.
Tax ID Turkey: Everything You Need to Know

How to get a tax ID number in Turkey as a foreigner or foreign company. Step-by-step process, required documents and where to apply — by Celikel CPA.