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Häufig gestellte Fragen

Which ERP systems are most widely used in Turkey?

No current, reliable market share statistics by unit numbers or revenue are publicly available for the Turkish ERP market – the last freely accessible survey comes from IDC in 2017 and put SAP at 44.5 percent, Logo Yazılım at 22.7 percent and Microsoft at 8.2 percent of the enterprise applications market. In the large enterprise segment and among subsidiaries of foreign groups SAP shapes the picture, supported by a broad partner network with firms such as NTT Data Business Solutions and Detaysoft. In the KOBİ segment local vendors dominate: Logo with the Tiger, GO and Netsis product lines, plus Mikro Yazılım and Zirve from the Mikrogrup, Nebim in textile and fashion retail, Uyumsoft, Workcube and the German-Turkish canias ERP from IAS. At the bottom end, Paraşüt and Logo İşbaşı form a large cloud pre-accounting base from which vendors draw their new ERP customers.

Does a Turkish subsidiary need a different ERP from the German head office?

Not necessarily, but the system has to meet requirements that an ERP configured for the DACH region does not bring with it. Under Article 215 of the tax procedure law VUK, books and records must be kept in Turkish and in Turkish lira, the chart of accounts is prescribed by law as the Tekdüzen Hesap Planı and cannot be replaced by an SKR03 or SKR04, and every mandatory invoice has to run as an e-Fatura in the UBL-TR format through the tax administration GİB. Added to that are the partial reverse charge logic of the KDV-Tevkifat, the exchange rate difference invoice for foreign currency transactions and the merged payroll and social security return MPHB. The architectures worth considering are therefore either a localised group system plus a licensed special integrator for the electronic documents, or a separate local system with consolidation into the head office; which variant German subsidiaries mostly choose is not documented.

Does Turkey have an e-invoicing mandate like Germany?

Yes, and it is considerably further advanced and constructed differently from the German one. Companies with gross turnover of 3 million TL or more fall under the e-Fatura obligation, and in e-commerce as well as real estate and vehicle trading from as little as 500,000 TL; the switch takes effect on 1 July of the following year in each case. Unlike Germany, where the invoice is exchanged directly between the business partners under the EN 16931 standard, in Turkey the tax administration GİB is technically interposed – the exchange runs through the GİB portal, through a licensed special integrator or through a direct connection of one's own, and legal entities may only sign documents with a fiscal seal. According to GİB data, around 1.94 million taxpayers used e-Fatura at the end of 2025 and 2.19 million used the electronic bookkeeping procedure e-Defter, which has applied to all companies keeping balance-sheet accounts since 1 January 2025.

What does an ERP project cost in the Turkish mid-market?

Reliable benchmarks for project duration, total cost and consulting day rates in the Turkish mid-market could not be found in this research – we were unable to identify a recurring survey by a consultancy or a user association of the kind that exists for the USA or Germany. The licence prices, by contrast, are documented: from 7 January 2026 Logo lists a main package with one user for Tiger 3 Enterprise at 817,900 TL excluding KDV, while an extension by ten users costs 1,293,800 TL with a valid maintenance subscription; Microsoft states 80 US dollars per user and month for Essentials of Dynamics 365 Business Central on its Turkish page, and Odoo quotes 19.90 euros per user and month for Turkey on the Standard plan. On top come the e-Belge modules, the annual maintenance subscription and the partner services for setup and training, which are explicitly not included in the list prices. One peculiarity for German subsidiaries: with Logo Tiger 3 Enterprise, German is a chargeable language pack costing 252,900 TL.