How is currency derived on a purchase order when it's autocreated from a requisition?

The following hierarchy is used to derive the purchase order currency (out of the box):

If the purchase order is sourced to a blanket purchase agreement:

• Blanket Purchase Agreement (BPA) or Requisition line currency.

If the purchase order is sourced to a blanket purchase agreement:

• Requisition line currency.
• Primary ledger currency of the Sold-to LE on the purchase order.

Otherwise:

• Supplier site invoice currency.
• Requisition line currency.
• Primary ledger currency of the Sold-to LE on the purchase order.

If the Process Requisitions into Purchase Orders in the Invoice Currency of the Supplier Site feature is enabled, then the following hierarchy is used to derive the purchase order currency:

If the purchase order is sourced to a blanket purchase agreement:

• Supplier site invoice currecny.
• Blanket Purchase Agreement (BPA) or Requisition line currency.

If the purchase order is sourced to a contract purchase agreement:

• Supplier site invoice currecny.
• Requisition line currency.
• Primary ledger currency of the Sold-to LE on the purchase order.

Otherwise:

• Supplier site invoice currency.
• Requisition line currency.
• Primary ledger currency of the Sold-to LE on the purchase order.