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Complex Asset with Component Parts 
Use
If an asset consists of several component assets, it may make sense to monitor the individual sub-assets separately. For complex assets, for example, there is often a need for uniform depreciation of the entire asset in the book depreciation and tax depreciation areas, whereas for cost accounting purposes, the sub-assets should be depreciated separately.
Features
Therefore, you can manage asset components in the system as sub-numbers. There are several reasons for managing component assets as sub-numbers:
Subsequent Acquisitions
The following graphic shows the treatment of subsequent acquisitions to complex assets:

Subsequent Acquisitions with Sub-Number
When assigning the sub-number, it can be advantageous to specify the numbers yourself externally, rather than leaving sub-number assignment to the system. In this way, you can represent the specific structure of the asset. In order to monitor the value development of subsequent acquisitions to sub-assets (for example, upgrading or replacement acquisitions) separately according to years of acquisition, it is recommended that you use the following system for sub-number assignment.
Reactor |
Extruder |
Piping |
Extractor |
Sub 1093 |
Sub 2093 |
Sub 3093 |
Sub 4093 |
Acq.yr 1993 |
Acq.yr 1993 |
Acq.yr 1993 |
Acq.yr 1993 |
Modification |
Modification |
Sub 1094 |
Sub 4094 |
Acq.yr 1994 |
Acq.yr 1994 |
Depreciation Terms
By means of the screen layout control for the asset class (see
Screen Layout and Maintenance Level), you can specify whether the depreciation terms can be maintained at the sub-number level. You also specify in the screen layout control that uniform depreciation be carried out for all sub-numbers belonging to a main number. This specification will ensure that the evaluation and depreciation of all sub-numbers is identical, and that depreciation is calculated using the identical depreciation terms. To carry out changes to asset master data that are uniform for all sub-numbers, enter an asterisk (*) in the sub-number field in the initial screen of the change transaction. The system then carries out the changes that were made at the main number level for all sub-numbers.Reports
In the display transactions and in reports, you can display asset values either individually by sub-number, or collectively. For displaying the asset values, you can also enter an asterisk (*) in the sub-number field in order to obtain totals for all sub-numbers. Partial summations are possible by entering the sub-numbers in the following form:
1* |
sub-numbers from 1000 - 1999 - |
01* |
sub-numbers from 0100 - 0199 - |
001* |
sub-numbers from 0010 - 0019 - |
