> For the complete documentation index, see [llms.txt](https://docs.cleartax.in/cleartax-learn/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cleartax.in/cleartax-learn/basic-of-gst/introduction-to-gst-1.md).

# GSTN and GST Portal

## What is GSTN?

{% embed url="<https://Cleartax.in/s/what-is-gstn>" %}

## All about GST portal

{% embed url="<https://Cleartax.in/s/all-about-gst-gov-in-gst-portal>" %}

## GST Portal Login Guide

{% embed url="<https://Cleartax.in/s/cleartax-guide-on-gst-portal>" %}

## GST Helpline

{% embed url="<https://Cleartax.in/s/gst-helpline>" %}

## GST Compliance Rating

{% embed url="<https://Cleartax.in/s/demystifying-gst-compliance-rating>" %}

## CBEC Login

{% embed url="<https://Cleartax.in/s/cbec-gst-gov-portal>" %}

## GST Seva Kendra

{% embed url="<https://Cleartax.in/s/gst-seva-kendra>" %}

## System Requirements for GST portal and DSC

{% embed url="<https://Cleartax.in/s/gst-portal-system-requirement>" %}

## Government Self Service portal for GST queries

{% embed url="<https://Cleartax.in/s/selfservice-gstsystem-portal>" %}

## How to change the registered mobile number or email ID on the GST Portal

{% embed url="<https://cleartax.in/s/change-mobile-number-email-id-gst-portal>" %}