> For the complete documentation index, see [llms.txt](https://docs.cleartax.in/cleartax-docs/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-docs/e-waybill-gsp-api/getting-started-with-gsp-ewb-api/how-to-register-gsp-on-nic.md).

# How to register EWB GSP on NIC?

To create GSP username and ID, follow the below steps:

{% hint style="info" %}
This can be done only by someone with the NIC credentials and OTP access. If you do not have access, please contact the concerned person from your company.
{% endhint %}

1\. Log in to the [NIC web portal - https://ewaybill.nic.in/](https://ewaybill.nic.in/)

![](/files/-M9K72WYXWHo3UYB35bU)

2\. On the left side bar menu, click on "Registration" and then click on "For GSP". 

![](/files/-M9K7uU7vvkU5lkFwTsC)

3\. In case you had already created any login credentials, you will see the existing GSP. To add register ClearTax as GSP, click on "Add/New".

![](/files/-M9K8EvyEsecOMBYGClE)

4\. In the "GSP Name" dropdown, select "**DEFMACRO SOFTWARE PRIVATE LIMITED**" from the list of GSPs. 

5\. Next, enter your
 username, password and then click on "Add". Note the username and password created at this step. You will need them later when using the Authentication API.