> For the complete documentation index, see [llms.txt](https://docs.digitalriver.com/digital-river-api/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/digital-river-api/administration/dashboard/customers/tax-ids.md).

# Tax IDs and certificates

Read this section to understand how to manage customer tax IDs and certificates.