> For the complete documentation index, see [llms.txt](https://docs.digitalriver.com/salesforce-lightning/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.digitalriver.com/salesforce-lightning/user-guide-optional/tax-certificate.md).
# Tax certificates
Learn how to add a tax certificate.
Use the Salesforce Lightning app to add tax certificates.
### Add the tax certificate
To add a tax certificate:
1. Click **Tax Certificates** in the right navigation panel.\
2. Click **Manage Tax Exemption**.\
3. Complete required fields in the **Tax Exemption Details** screen and click **Upload Files** to upload your certificate.\
4. Click **Submit**. A successful tax certificate creation message appears. \ 
## US tax certificate sequence diagram
{% file src="/files/-Me\_yp6yFvpoM\_lOBoB1" %}
US tax certificate flow
{% endfile %}
###