---
title: "Amplia Reg command: **test-cert-renewal-alert**"
description: "Amplia Reg command test-cert-renewal-alert: sends a test certificate renewal email for an issued order, with simulated days before expiration."
canonical: "https://docs.lacunasoftware.com/en-us/articles/amplia-reg/on-premises/tool/test-certificate-renewal-alert"
locale: "en"
product: "Amplia Reg"
last_updated: "2026-07-14"
---

# Amplia Reg command: **test-cert-renewal-alert**

## Name

`test-cert-renewal-alert` - Tests the certificate renewal alert email

## Syntax

```sh
dotnet Lacuna.AmpliaRegNg.Site.dll [settings] -- test-cert-renewal-alert <order number> <simulated days before expiration>
```

Or, on Docker:

```sh
docker run -i lacunasoftware/ampliareg:3.0 [settings] -- test-cert-renewal-alert <order number> <simulated days before expiration>
```

The `settings` arguments are additional settings to overwrite settings from configuration files and environment variables,
for instance `--Section1:Name1=value1 --Section2:Name2=value2`.

## Description

The `test-cert-renewal-alert` command tests the email template configured by sending a email alert to the holder's email address associated with the order. The given order must be issued. Use negative days to test expired template.

## See also

* [Amplia Reg command-line tool](https://docs.lacunasoftware.com/en-us/articles/amplia-reg/on-premises/tool)