Default/Derive price from a pricelist which is associated at customer Bill to /Ship to Site DFF

Summary:

How to derive sales price from a pricelist which is associated at customer Bill to /Ship to Site DF

Content (required):

We would like to default the pricelist on sales order from customer master bill to or Ship to DFF (Existing functionality in EBS). Please suggest, if you have come across such a scenario and achieved it.

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Code Snippet (add any code snippets that support your topic, if applicable):