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There are predefined interfaces between the individual components of the tax portal, which can be used to avoid multiple entries of data. The following table provides an overview of these interfaces.
| Source | Target | Content | |
|---|---|---|---|
GTC | TQ | e.g.: tax rates | |
TQ | GTC | e.g.: exchange rate | |
GTC | VAT | Master Data (company) | |
GTC | STB | Master Data (company) | |
GTC | STB | Audit data | |
STB | GTC | Balance sheet and P&L values |
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