| Table | Table Description | Column# | Alias | Column Description | Data Type | Length | Decimals | Default Value | Constraints |
|---|
| TOPBelgium |
| 1 | T5BTY | Regular salaries pay scales | 7 | BVLIS | Lower and upper income limit | decimal | 12 | 2 | | |
| 2 | T5BTZ | Reduction on taxable base (normal) | 8 | BVLIS | Lower and upper income limit | decimal | 12 | 2 | | |
| 3 | T5BVC | Special contributions SI | 8 | BVLIS | Upper limit | decimal | 10 | 2 | | |
| 4 | T5BVE | SI reductions for low wages | 7 | BVLIS | Upper limit | decimal | 12 | 2 | | |
| 5 | T5BVG | Employers SI reduction for the hiring of young workers | 6 | BVLIS | Upper limit quarter number | nvarchar | 7 | 0 | | |
| 6 | T5BVI | Sequence of SI-tape structure | 6 | BVLIS | Upper limit record level SI-tape | nvarchar | 3 | 0 | | |
| 7 | T5BVM | SI special contributions 1996 | 8 | BVLIS | Upper limit | decimal | 10 | 2 | | |
| 8 | T5BVV | Level/block sequence of the social insurance declaration | 6 | BVLIS | Upper limit record level SI-tape | nvarchar | 3 | 0 | | |
