A key part of making PDFs accessible is ensuring the document is “tagged.” A “tagged PDF” is a type of PDF that includes an underlying tag tree, similar to HTML, that defines the structure of the document.
Watch a Video: PDF from Word
A PDF that is not tagged will be extremely difficult for a screen reader user to decipher. (Hear example of Untagged PDF being read by Screen Reader.) If you do not have access to Adobe Acrobat Pro, there is a quick check in Adobe Reader to see if the PDF is tagged:
If you have Adobe Acrobat Pro, you can do an extensive accessibility check with the features provided in this program. To learn more about accessibility and Adobe Acrobat read, Using Acrobat Pro DC Accessibility Checker.