Purchase orders are used for a number of processes in procurement. They can be used for internal procurement (from one plant to another), external procurement of goods (direct consumption or stock) and services. It can also be used for subcontracting, third-party and consignment processes.
Purchase order processing is shown in the following diagram.
Purchase orders can be created with reference to a purchase requisition, RFQ, quotation, another purchase order, contract, sales order.
How to create a Purchase Order
Purchase orders are created by using standard transaction ME21N (or ME21 – the old instance of the transaction).
Step 1)
- Enter transaction code ME21N.
- Enter vendor.
- Enter material number that needs to be procured.
- Enter the quantity and unit of measure (optional – system uses UoM from purchase info record).
- Press ENTER to confirm the data entered.