DocumentID: ECMA-376/Part1/9.1.8
Title: ECMA-376, Part1: 9.1.8 Invalid Parts
Extracted-From: ECMA-376 Office Open XML File Formats, 1st Edition / December 2006
Warning: Coverted to HTML format by a script known to have bugs

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9.1.8 Invalid Parts

ZIP archive items that do not conform to OPC part naming guidelines or are not associated with a content type shall not be allowed in an Office Open XML document, with the exception of items specifically defined by Part 2: "Open Packaging Conventions" and trash items.