In the Delete Business Calendar panel, you can delete a calendar. You can delete a calendar only if that calendar is not referenced in any entity master record.
To delete a business calendar:
In Accounting Center, in the left navigation pane,
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click Setup >
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Calendars > Business Calendars
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> Delete Business Calendar.
You see the Delete Business Calendar panel.Click the Calendar Name field and select the calendar you want to delete.
You see the Calendar Description and Calendar Country values for the selected calendar.Click Submit.