Adding purchase orders (PO) in Production Accounting (PAS) is permission based
To add POs in PAS, your account must have one of the following roles enabled:
Role: Company Admin, Accountant
Custom role with: Purchase orders - Full access, Manage
To add a PO:
Make sure Production Accounting has been enabled for your company’s account
In the left-side navigation, click the dropdown menu
In the dropdown menu, select the project that you want to add a PO to
In the left-side navigation Accounting menu, click Purchase orders
On the Purchase orders dashboard, click the Create PO button
On the new PO page, enter the PO details and then click the Save button

Select a project, click Purchase orders, and then click the Create PO button

Enter the details for the PO and then click the Save button