Requirements – PIR, IR, DR

PIR – Planned Independent Requirement
Planned for Forecasting for Header Level material.
It does not dependent on child material. That is why it is called ‘INDEPENDENT REQUIREMENT.

IR – Independent Requirement = Sales Order.
Does not depnendent on any planning. It is simply coming from customer at BOM header leve.

DR – Dependent Requirement – For BOM Components any of the above requirements.
When there is requirement for Header material, all child materials are reserved/Purchase requisiton is created. This is dependent requirement

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