| autom. | automatic |
| BZSt | Federal Central Tax Office |
| CC | Company Code |
| CSV | Comma-seperated values |
| DE | Germany |
| e.g. | Example given |
| EL | Country Code Greece |
| ELSTER | Elektronische Steuererklärung (electronical tax return) |
| ERiC | Elster Rich Client |
| ERP | Enterprise-Ressource-Planning |
| ESA | Erwerbsteuer Ausgang (output tax site) |
| ESE | Erwerbsteuer Eingang (input tax site) |
| ESL | European Sales List |
| EU | European Union |
| EUR | Euro |
| GR | Greece |
| GTC | GlobalTaxCenter |
| ID | Identification Number |
| i.e. | Id est (That is) |
| IFRS | International Financial Reporting Standards |
| Incl. | Inclusive |
| ISO | Internationale |
| IT | Information Technology |
| MWS | Mehrwertsteuer (value added tax) |
| No. | Number |
| OG | Organgesellschaft (VAT group member/ subsidiary Company) |
| OK | Organkreis (VAT Group) |
| OT | Organträger (representative member of the VAT group/ parent Company) |
| SE | Sweden |
| SSL | Secure Sockets Layer |
| SSO | Single Sign on |
| TC | Transferclient |
| UStDV | Value Added Tax Ordinance |
| USt-ID | Umsatzsteuer-Identifikationsnummer(VAT identification number) |
| UStG |
| Umsatzsteuergesetz (Value Added Tax Act) | |
| URL | Uniform Ressource Locator |
| VAT | Value Added Tax |
| VIES | VAT Information Exchange System |
| XML | Extensible Markup Language |
| ZOT | Zwischenorganträger (VAT group intermediate parent/ Consolidated VAT group member) |