When a PDF document containing form fields has a correct reading order,Īll form fields are contained in the tab order in the appropriate order,Īnd in the correct order relative to other content in the PDF.

These inconsistencies must then be corrected with repair tools Other elements may not convert to tagged PDF in the correct reading Layouts with graphics, tables, footnotes, side-bars, form fields, and The simplest way to ensure correct reading order is to structure theĭocument correctly in the authoring tool used to create the document,īefore conversion to tagged PDF. To bottom, across both columns, interpreting them as one column. Not properly tagged, a screen reader may read the document from top

To sighted users as flowing from the top to the bottom of the firstĬolumn, then to the top of the next column. For example, someĭocuments use multiple columns, and the reading order is clear visually Users may not be able to understand the content. If the reading order is not correct, keyboard and assistive technology The reading order of a PDF document is determined primarily by the tag order of document elements, including interactive elements, but the order of content within individual tags is determined by the PDF document’s content tree structure. Logical structure is created when a document is saved as tagged PDF. The tab order must reflect the logical order of the document. Tab order through content, including interactive elements (form fieldsĪnd links), determines the order in which these users can navigate For keyboard and assistive technology users, the Correct tab and reading order is typically accomplishedįor sighted users, the logical order of PDF content is also the visual Through content in a logical order that is consistent with the meaning The intent of this technique is to ensure that users can navigate

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