To revoke a Section 18A Certificate click on the Section 18A button in the menu bar and click on the certificate number you would like to delete.
![](https://help.activedonor.com/wp-content/uploads/2023/04/52-1024x290.png)
Scroll down to the bottom of the page and click on “Revoke Certificate”
![](https://help.activedonor.com/wp-content/uploads/2023/04/53-824x1024.png)
Specify a reason for deleting the certificate and press the Revoke button.
![](https://help.activedonor.com/wp-content/uploads/2023/04/54.png)
Once a certificate is revoked, a cancelled stamp is overlayed on it and the certificate number is displayed in red:
![](https://help.activedonor.com/wp-content/uploads/2023/04/55-926x1024.png)