---
title: "FAQs On E Invoice Generation Under Taxation | BUSY Software Help"
description: "Get the helpful guide for FAQs related to E Invoice Generation under Taxation. BUSY Software Help & Support"
canonical: "https://busy.in/faqs/taxation/e-invoice-generation/116/"
---

# FAQs On E Invoice Generation Under Taxation | BUSY Software Help

[BUSY FAQs](https://busy.in/faqs/) → [taxation](https://busy.in/faqs/taxation/) → e invoice generation

## Can I generate GST e-invoices for multiple financial years together?

No you cannot generate e invoices for multiple financials year tegather
Further you can generate after change the fiancial year.

## IRP invalide Doument date error in E-invoice generation

IRP ivalide Document date error in E-invoice occour due to same voucher no used for which E-invoice is already generated

## State issue in export E-invoice, what to do?

In case of Export E-invoice in state , in this case you have to mention station and pincode as 99999

## Why do I need to enter the station and PIN code every time I generate an invoice for the same customer? Is there a way to save this information?

There are NO options to save this information permanently. You need to enter the station and pin code manually.

## Do i need to enter the port code and port address when generating an export e invoice from BUSY?

The port code and port address is not mandatory to mention while generating an export e invoice from BUSY.

## I made changes to the service items, but the e-invoice is still not generating properly. What should I check?

I made changes to the service items, but the e-invoice is still not generating properly. What should I check?

## What options are available for syncing BUSY with my eway or other ecommerce site orders and billings?

No, there is no option available for syncing BUSY with your eBay or other e-commerce site orders and billings.

## How do I update the details in e-invoice after generating an e-invoice of bill in BUSY?

You cannot update the e-invoice details after generation of e-invoice you need to cancel e-invoice and generate it again

## How is the e-invoice password generated and can I change it later if needed?

For portal realted query , you can contact tax consultant or kindly contact to e-invoice portal help line Number

## How do I change an invoice after generating e-invoice? Do I need to regenerate?

Yes, you will need to regenerate the invoice after generating the e-invoice in order to make changes to it.

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