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Dutch Customs Codebooks Access Changes from October 1, 2025

  • Dutch Customs Codebooks consultation method changes from October 1, 2025 with new website kennisbank.douane.nl replacing the old Belastingdienst site
  • Old website will stop updating from October 1 but remain accessible temporarily while becoming increasingly outdated compared to current information
  • Codebook sections and formats remain the same including web pages, PDF and XML downloads, with new JSON format available only for codebooks from October 1, 2025 onwards
  • URL structure becomes dynamic using date format yyyyMMdd in the path, with files available from 23:00 hours for the next day instead of current 7:00 morning availability
  • Codebook names stay largely the same but with detail changes in capitalization, covering sections like General, Import, ECS Export, Transit, Declaration Processing and others

Source: nh.douane.nl

Note that this post was (partially) written with the help of AI. It is always useful to review the original source material, and where needed to obtain (local) advice from a specialist.



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