# Go-Live Cutover Activity Checklist

After the completion of UAT, to migrate to the production environment proceed with the following steps:

## 1. Get Clear production account 

If you do not have a Clear production account yet, contact your account manager or sign up here <https://app.clear.in> (India) or <https://app.cleartax.com> (KSA).&#x20;

## 2. Add business hierarchy

Check if all the PANs, GSTINs, Branches are added in your Clear production account. If you need help setting this up, contact your account manager.

## 3. Activate GSTINs

1. If you are using E-Invoicing or E-Waybill, update the NIC credentials against respective GSTIN on Clear. To know more, refer to <https://docs.cleartax.in/product-help-and-support/clear-finance-cloud/cleare-invoicing/get-started-with-cleare-invoicing/account-setup/set-up-business-unit>
2. If you are using GST or Max ITC, update the GSTN credentials against respective GSTIN and activate with OTP on Clear. To know more, refer to <https://docs.cleartax.in/product-help-and-support/for-large-businesses/clearmax-itc/get-started-with-clearmax-itc>

## 4. Update production code configurations

### 4.1 Update the hostname or base URL

For more information on the hostname, refer to [https://docs.cleartax.in/cleartax-docs/clear-finance-cloud/cfc-api-reference#2.-production-environment](https://docs.cleartax.in/cleartax-docs/general/pages/ZVvR8S3TgQy6o8n9twSE#1.2.-production-environment)

### 4.2 Update the client secret or access token

For more information on creating API client, refer to <https://docs.cleartax.in/cleartax-docs/clear-finance-cloud/learn-clear-finance-cloud-basics/api-client>&#x20;

In case you are using a never expiring access token, instead of updating the client secret, update the access token directly. For more information on generating an access token, refer to <https://docs.cleartax.in/cleartax-docs/clear-finance-cloud/cfc-api-reference/generate-access-token-api>&#x20;

## 5. Test connectivity from ERP to Clear API

### 5.1 Ensure DNS resolution&#x20;

For more information, refer to the guide on [how to check DNS Resolution](/cleartax-docs/general/how-to-check-dns-resolution.md).&#x20;

### 5.2 Ensure hostname is reachable from your ERP

For more information, refer to the guide on [how to check hostname reachability](/cleartax-docs/general/how-to-check-hostname-reachability.md).

### 5.3 Ensure your ERP trusts Clear hostnames

For more information, refer to the guide on [how to check if hostname is trusted](/cleartax-docs/general/how-to-check-if-hostname-is-trusted.md).

### 6. Done&#x20;

Start using the integration from the production environment.


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.cleartax.in/cleartax-docs/general/go-live-cutover-activity-checklist.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.