# Source

- Page list: the sitemaps named in `https://www.belastingdienst.nl/robots.txt`
  (`sitemap-dv.xml`: questions and answers; `sitemap-bieb.xml`: brochures, forms, publications).
- URLs disallowed by robots.txt are skipped. Requests are limited to 2 per second.
- Monthly runs only download pages that are new or whose sitemap `lastmod` changed.
- Text is extracted with [trafilatura](https://trafilatura.readthedocs.io). Linked PDFs are not included.