Customer Master data

Customer Master Data – Introduction

What is Customer Master Data?

Customer Master Data is the central record for all customers managed in ERPNext. It stores the key details needed to manage customer relationships, sales transactions, billing, and reporting in the system.

Purpose of Customer Master Data

To ensure customer information is consistent across all transactions
To support accurate accounting entries for receivables and revenue
To support sales tracking from Lead and Opportunity to Customer
To ensure compliance with tax requirements (e.g., TIN capture)

Where Customer Master is Used

Customer Master Data is used in multiple ERPNext processes:

Sales Transactions (Sales Orders, Sales Invoices)
CRM Processes (Leads, Opportunities)
Receivable Management (Payment Entry, Aging Reports)
Reporting (Sales Reports, Customer Analysis)

Customer Master Data – How to Create

Step 1: Open Customer Form

Go to Selling → Customer → New

Step 2: Fill Basic Fields

Customer Name → Enter the customer’s full name (e.g., ABC Traders)
Customer Group → Select the customer category (e.g., Commercial, Individual)
From Lead → Link the customer if it was created from a Lead → Used when converting prospects into customers
From Opportunity → Link the customer if it was created from a sales opportunity → Helps track the sales pipeline
Account Manager → Assign the person responsible for managing this customer
Cost Center → Defines where revenue and expenses for this customer will be tracked
Billing Currency → Currency used for transactions (e.g., TZS, USD)
TIN (Tax Identification Number) → Enter the customer’s tax number for compliance and invoicing

Step 3: Save Customer

Click Save
The customer is ready for use in sales transactions