Required setting for SAP Vendor Partner Determination along with Screen short and SPRO path.
For each account group, you can define which roles the business partners may assume. This done using Vendor Partner Determination
Vendor Account group
Financial Accounting (New)-> Accounts Receivable and Accounts Payable->Vendor Accounts->Master Data->Preparations for Creating Vendor Master Data->Preparations for Creating Vendor Master Data
Transaction OBD3
Define Permissible Partner Roles per Account Group
You can specify that certain vendors may only serve as an ordering address, not as an invoicing party.
Materials Management->Purchasing->Partner Determination->Partner Roles->Define Permissible Partner Roles per Account Group
Define Partner Schemas
Partner schemas allow you to group various partner roles. You can specify that certain roles in a schema are mandatory, i.e. cannot be changed after entry.
Materials Management->Purchasing->Partner Determination-> Partner Settings in Vendor Master Record->Define Partner Schemas
Assign Partner Schemas to Account Groups
In this step, you assign partner schemas to account groups
Materials Management->Purchasing->Partner Determination-> Partner Settings in Vendor Master Record-> Assign Partner Schemas to Account Groups
Read more Partner Roles in Purchasing
