fattura-elettronica-reader needs to download some files from the Agenzia delle Entrate website. These files cannot be included in this repository because of copyright. See

Have a look at the fattura-elettronica-reader-assets-checksums repository that tracks their checksum.

Some of these file are checked in the pipeline: if the checksum does not match the ones present in the source code an exception is raised. You can use the --ignore-assets-checksum option to override this behaviour.

Historical Updates#

October 2020#

The original URL of the schema file dissapeared.

Old link

A new URL points to the schema:

This resource has been Last-Modified: Tue, 20 Oct 2020 19:29:21 GMT according to the HTTP headers.

Page information

Same goes for the XML stylesheet files:

  • FatturaPA: Last-Modified: Tue, 20 Oct 2020 18:00:14 GMT

  • Fattura Ordinaria: Last-Modified: Tue, 20 Oct 2020 18:08:05 GMT

June 2019#

According to the server the schema was last modified on Tue, 25 Jun 2019 10:16:31 GMT, so they fixed an offending xsd typo:

Before June 2019#

Initially the schema file was reported as incorrect by lxml because of a typo.