What Is a Blanket Purchase Order?

A blanket purchase order authorizes repeated purchases from a supplier under agreed terms and an overall value or quantity limit.

A blanket purchase order authorizes repeated purchases from a supplier under agreed terms and an overall value or quantity limit. Individual releases specify timing and exact requirements.

Blanket Purchase Order: control and evidence
AreaWhat the record should show
ControlSet the covered items, prices, period, ceiling, release authority and whether the blanket itself creates a commitment.
EvidenceMaintain releases, receipts, invoices, remaining balance, changes and closure against the controlling order.
TradeoffA blanket order without release controls can create duplicate orders, overspend or disagreement about committed volume.

When it matters

Set the covered items, prices, period, ceiling, release authority and whether the blanket itself creates a commitment.

Review before approval

Maintain releases, receipts, invoices, remaining balance, changes and closure against the controlling order.

A blanket order without release controls can create duplicate orders, overspend or disagreement about committed volume.

Related terms

supplier qualification, strategic sourcing, landed cost.