How to allow team members of the same department to create receipt for requisitions raised by them?

Summary:

Ability to create receipt on behalf of requestor by other team members belonging to the same department.

Content:

Requirement:

Our clients process is as follows:

A requisition with an amount that is equal to the particular department's budget for the financial year(FY) will be created by a supervisor and approved at the start of every FY. For every expense, split requisition function in Process Requisitions page will be used to split the original requisition line into new line with the amount for that particular purchase and a PO will be issued and the remaining amount is left as balance in the requisition. The receipt for this PO will be then created by anyone from the 4-5 employees at the location where the services/goods are delivered,