The planned order creates an independent requirement for the assembly with an order start date and an order finish date.

The order start date of the superior assembly is automatically the requirements date for the resulting dependent requirements (material requirements for subordinate components).

The system uses a number of factors (for example, in-house production time, processing time, and interoperation time) to calculate the start date of the planned order for procuring components.

You can maintain the following material requirements planning (MRP) data for a BOM item: