A purchase requisition form is an internal document used by an employee to purchase goods or services on behalf of their firm
Purchase requisitions are documents used when team members need to make a purchase on behalf of their organization. Quite simply, a purchase requisition is an official order used to inform department managers or purchasing officers about a decision to make a purchase.
A filled form is implemented to control and make it easier to manage and formalize when there are clear rules for who can purchase what, and when.