While importing data into Zoho Invoice, it is mandatory to map some fields to the matching Zoho Invoice field. The mandatory field however, varies based on the type of data that is being imported. We've listed them below for your reference:

• Invoice Number
• Invoice Date
• Customer Name
• Item Price
• Item Name

• Estimate Number
• Estimate Date
• Customer Name
• Item Price
• Item Name

• Customer Name

• Customer Name

• Recurring Invoice Name
• Start Date
• Recurrence Frequency
• Customer Name
• Item Name
• Item Price

• Expense Category
• Expense Date
• Expense Amount

• Item Code
• Rate

• Credit Note Number
• Credit Note Date
• Customer Name
• Item Price

• Refund Date
• Credit Note Number
• Amount

• Payment Number
• Date
• Customer Name
• Amount