采用ISO 32000-1:2008，该标准规定了一种表示电子文档的数字形式，使用户能够独立于创建电子文档的环境或查看或打印电子文档的环境来交换和查看电子文档。它适用于创建PDF文件的软件开发人员（符合要求的编写者）、读取现有PDF文件并解释其内容以供显示和交互的软件开发人员（符合要求的阅读器），以及出于各种其他目的读取和/或写入PDF文件的PDF产品（符合要求的产品）。

Adopts ISO 32000-1:2008, which specifies a digital form for representing electronic documents to enable users to exchange and view electronic documents independent of the environment in which they were created or the environment in which they are viewed or printed. It is intended for software developers that create PDF files (conforming writers), software that reads existing PDF files and interprets their contents for display and interaction (conforming readers), and PDF products that read and/or write PDF files for a variety of other purposes (conforming products).