Your set of books defines the account structure, accounting calendar, and functional currency your organization uses to record transactions in Payables. If you are not using the Multiple Organization support feature, you can choose one primary set of books for each installation of Payables. You can choose one primary set of books for each installation of Payables. You can choose a secondary set of books in the Accounting Methods region of the Payables Options window if you are keeping both an accrual and cash set of books.

Your system administrator associates sets of books with one or more responsibilities. Your responsibility determines with which set of books you are working. You have the option of setting up multiple organizations within one installation of Payables. Your system
administrator associates a responsibility with a particular organization and set of books. The name of your set of books appears on all reports you generate in Payables.

If you use the Multiple Reporting Currencies feature, read the Multiple Reporting Currencies in Oracle Applications manual for information on your sets of books.