Before revision: When the receiving department is not involved, it is typically called a two-way check or two-way purchase order.
After revision: Organizations typically have simpler procedures in place for low value purchasing, for example the UK's Ministry of Defence has a separate internal policy for low value purchasing valued below £10,000.Ministry of Defence, The Ministry of Defence Procurement process, updated 15 February 2021, accessed 10 February 2023When the receiving department is not involved, it is typically called a two-way check or two-way purchase order.