For Developers

Estonian E-invoice Standard

Do you need to implement support for Estonian e-invoices in your application or are just looking for an overview of what an e-invoice consists of?

The documentation also contains links to all of the e-invoice standard specifications and XML schemas.

Estonian Bank E-invoice Standard

E-invoices sent to banks (for recurring payments) are based on the Estonian e-invoice standard, but contain a few limitations.

Billberry Client API

Billberry's client API is meant for sending e-invoices on behalf of your own companies and downloading received e-invoices. For example, you can use the API to have your e-commerce or webapp send e-invoices to its customers. Additionally, you can use the API from your accounting software to send and receive e-invoices. The API is free to use.

Also check the Billberry API specification on SwaggerHub, where both the client and partner APIs are described, including all supported requests, responses, and error codes.

Billbery Partner API

Billberry's partner API is for sending e-invoices on behalf of your clients and downloading received e-invoices. The partner interface is primarily intended for accounting software providers who wish to offer convenient e-invoicing to their clients without clients needing to create accounts in Billberry or manage API keys themselves.

Also check the Billberry API specification on SwaggerHub, where both the client and partner APIs are described, including all supported requests, responses, and error codes.