Knowledge Base

B2B Invoice Implementation on Cart Page

By Krupali
Updated on April 28, 2026

With the B2B Invoice feature, you can allow your customers to add their business details while placing an order. This enables them to claim GST credit by providing essential information such as Company Name and GST Number (GSTIN) during checkout.

Steps to Enable B2B Invoice on Cart Page:

  1. Go to Integration Section
    Navigate to the Integration section in our app dashboard.
    Then go to:
    Storefront Elements > B2B Invoice Integration

  2. Click on Cart Page Option
    You will find the Cart Page option. Click on it to proceed.

  3. Redirect to Theme Settings
    After clicking, you will be redirected to your Shopify Themes section.
    The “B2B Integration – WebPlanex GST Invoice India App” will be automatically enabled and view.

  4. Customize Fields
    Edit the label and placeholder text as per your requirement.
    Add custom CSS if needed for styling.


  5. Save Changes
    Make sure to click Save after making all updates.

Once enabled, your customers will be able to easily enter their Company Name and GSTIN directly on the cart page. This ensures a smooth B2B checkout experience and helps them receive accurate GST invoices.