| Table | Table Description | Column# | Alias | Column Description | Data Type | Length | Decimals | Default Value | Constraints |
|---|
| TOPBasic Functions |
| 1 | TTXY | External tax interface: tax information | 41 | UPDATE_IND | Audit file update indicator (external interface) | nvarchar | 1 | 0 | | |
| TOPTransaction Tax Engine |
| 2 | TTEPD3_USITEM | Persistency TTE Document UsItem | 36 | UPDATE_IND | Indicator: Update Calling System | nvarchar | 1 | 0 | | |
| 3 | TTEPDT_USITEM | Persistency TTE Document UsItem | 36 | UPDATE_IND | Indicator: Update Calling System | nvarchar | 1 | 0 | | |
| 4 | TTESDT_USITEM | Output Exemptions | 36 | UPDATE_IND | Indicator: Update Calling System | nvarchar | 1 | 0 | | |
