Invoice Management Guide

Complete guide to creating, editing, and managing invoices with GST calculations

Last Updated: 2025-10-05 Reading time: 4 min

Invoice Management

Learn how to create, manage, and send professional invoices with automatic GST calculations.

Creating Your First Invoice

Step 1: Access Invoice Creation

1. From your dashboard, click the "Create Invoice" button 2. Or navigate to InvoicesCreate New Invoice

Step 2: Select Customer

1. Choose an existing customer from the dropdown 2. Or click "Add New Customer" to create one 3. The customer's GST details will auto-populate

Step 3: Add Invoice Items

For each item in your invoice:

1. Description: Enter the product or service description 2. HSN/SAC Code: Add the appropriate tax classification code 3. Quantity: Specify the quantity (default: 1) 4. Rate: Enter the unit price 5. Tax Rate: Select GST percentage (5%, 12%, 18%, 28%)

The system will automatically calculate:

  • Line total (Quantity × Rate)
  • Tax amount (based on selected rate)
  • Final amount including taxes

    Step 4: Review and Finalize

    1. Check Calculations: Verify all amounts are correct

  • 2. Add Notes: Include any special terms or conditions 3. Set Due Date: Specify payment due date 4. Save Draft: Save as draft for later, or 5. Generate Invoice: Create the final invoice

    Invoice Features

    Automatic GST Calculation

    The system automatically calculates:

    - CGST + SGST: For intra-state transactions

  • IGST: For inter-state transactions
  • Total Tax Amount: Sum of all applicable taxes
  • Final Amount: Including all taxes and charges

    Professional PDF Generation

    Your invoices include:

    - Company logo and branding

  • Complete GST compliance details
  • Item-wise tax breakdown
  • Bank details for payments
  • Terms and conditions

    Email Integration

    Send invoices directly to customers:

    1. Click "Send Email" after creating invoice

  • 2. Customize email message if needed 3. PDF invoice automatically attached 4. Customer receives professional email with invoice

    Managing Existing Invoices

    Viewing Invoices

    Access your invoice list from:

  • Dashboard → Recent invoices section
  • Invoices → View all invoices

    Filter invoices by:

  • Status: Draft, Sent, Paid, Overdue
  • Customer: Specific customer invoices
  • Date Range: Monthly, quarterly, yearly
  • Amount Range: Filter by invoice value

    Editing Invoices

    Draft Invoices: Can be fully edited

  • 1. Click invoice number to open 2. Click "Edit" button 3. Make necessary changes 4. Save or generate final invoice

    Sent Invoices: Limited editing available

  • Cannot modify amounts or items
  • Can update status (mark as paid)
  • Can add internal notes

    Invoice Actions

    Available actions for each invoice:

    - 📄 View: Open invoice details

  • ✏️ Edit: Modify invoice (if draft)
  • 📧 Email: Send to customer
  • 📱 Download PDF: Save invoice file
  • 💰 Mark Paid: Update payment status
  • 🗑️ Delete: Remove invoice (draft only)

    Advanced Features

    Recurring Invoices (Pro Feature)

    Set up automatic invoice generation:

    1. Create a template invoice

  • 2. Set recurrence pattern: - Weekly: Every 7 days - Monthly: Same date each month - Quarterly: Every 3 months - Yearly: Annual billing 3. Configure auto-email settings 4. Set end date or number of occurrences

    Invoice Templates

    Customize your invoice appearance:

    - Company Branding: Logo, colors, fonts

  • Layout Options: Professional, modern, classic
  • Field Configuration: Show/hide specific fields
  • Terms & Conditions: Standard payment terms

    Bulk Actions (Pro Feature)

    Manage multiple invoices:

    - Bulk Email: Send multiple invoices at once

  • Batch Download: Download multiple PDFs
  • Status Updates: Mark multiple as paid
  • Export Data: CSV/Excel export for accounting

    GST Compliance

    Required Information

    For GST compliance, ensure invoices include:

    - Invoice Number: Sequential numbering

  • Invoice Date: Date of issue
  • GST Registration Numbers: Yours and customer's
  • HSN/SAC Codes: For all items
  • Tax Breakdown: CGST, SGST, IGST amounts
  • Total Tax Amount: Sum of all taxes

    Tax Calculations

    Understanding how taxes are calculated:

    Intra-State Transaction (same state):

  • 
    Item Amount: ₹1,000
    CGST (9%): ₹90
    SGST (9%): ₹90
    Total: ₹1,180
    

    Inter-State Transaction (different states):

    
    Item Amount: ₹1,000  
    IGST (18%): ₹180
    Total: ₹1,180
    

    Compliance Reports

    Generate GST reports:

  • Monthly GST Summary: Tax collected breakdown
  • Customer-wise Reports: GST by customer
  • Item-wise Analysis: Tax rates by product/service
  • Annual Returns: Year-end GST summary

    Troubleshooting

    Common Issues

    Invoice Not Generating PDF:

  • Check if all required fields are filled
  • Verify customer details are complete
  • Ensure HSN/SAC codes are valid

    Email Not Sending:

  • Verify email settings in Company Settings
  • Check customer email address is valid
  • Confirm SMTP configuration is correct

    Incorrect Tax Calculation:

  • Verify customer's state vs your state
  • Check HSN/SAC code tax rate mapping
  • Ensure tax rates are configured correctly

    Getting Help

    Need assistance with invoices?

    - 📚 Read GST Compliance Guide

  • ❓ Check Invoice FAQ
  • 📧 Contact Support: support@yourdomain.com
  • 🎥 Watch invoice creation video tutorial

    Best Practices

    Invoice Numbering

    - Use consistent numbering format (e.g., INV-2025-001)

  • Set up auto-increment for new invoices
  • Include year/month for easy tracking
  • Never duplicate invoice numbers

    Customer Communication

    - Send invoices immediately after service delivery

  • Include clear payment terms and due dates
  • Follow up on overdue invoices promptly
  • Maintain professional email templates

    Record Keeping

    - Keep backup copies of all invoices

  • Maintain customer payment records
  • Regular reconciliation with bank statements
  • Archive old invoices systematically

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    Need more help? Check our Troubleshooting Guide or contact our support team.

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