The official ISO 15378 document costs approximately CHF 118 (roughly $130 USD) and is copyrighted. Distributing a full PDF for free is illegal.
However, legitimate "free key points PDF" documents are available from: iso 15378 key pointspdf free
Warning: Avoid illegal torrent or document-sharing sites. They often host outdated (2008) or malware-infected files. The official ISO 15378 document costs approximately CHF
If you change a raw material supplier or manufacturing process, you must: Warning: Avoid illegal torrent or document-sharing sites
You must maintain full traceability. Key requirements include: