| Table | Table Description | Column# | Alias | Column Description | Data Type | Length | Decimals | Default Value | Constraints |
|---|
| TOPContract Billing |
| 1 | ERCH | Billing Doc. Data | 56 | BEGEND | Start of period-end billing period | nvarchar | 8 | 0 | | |
| 2 | ERCH_SHORT | Header Data for Billing Document - Extract | 25 | BEGEND | Start of period-end billing period | nvarchar | 8 | 0 | | |
| TOPCustomer Enhancements |
| 3 | ENHCROSS | Cross Reference for ENH Object | 14 | BEGEND | CHAR05 data element for SYST | nvarchar | 5 | 0 | | |
| TOPMeter Reading |
| 4 | ETRG | Billing Order | 14 | BEGEND | Start of period-end billing period | nvarchar | 8 | 0 | | |
| TOPTime Sheet |
| 5 | TCATS | CATS: Data Entry Profiles | 21 | BEGEND | Data Entry with Clock Times | nvarchar | 1 | 0 | | |
