The “Product Account Mapping” menu is used for mapping an “Account Code” master with a “Product / Service”, if that product is purchased/ buy or sold by the company then the mapped buy or sale account code will affect by an accounting/ finance point of view. The functionality of this mapping is for the purpose of (i) Debit / Credit to the mapped ‘buy account codes’ during accounting entry of Purchase of goods or Debit/Credit Note issue, and (ii) Debit / Credit to the mapped ‘sale account codes’ during accounting entry of Sale of goods or Debit/Credit Note issue.