Tagged PDF
A tagged PDF uses tags and elements, such as blockquote, paragraph, and headings. These elements are chunks of content that make up a page. Proper tags and structure aid screen-reader tools.
Use Cases
Tagged PDFs might be helpful to you if:
You want to be able to copy, paste, and search text.
You want to use text-to-speech and adjust the speed of the speech.
You prefer to read.
You read on your commute.
You use a screen reader.