How to Make a PDF Accessible: Checklist and Best Practices

Creating an accessible PDF means ensuring that all users - including those using assistive technologies - can read, navigate, and interact with your document.

For organizations managing digital content, accessibility is not just a best practice. It’s often required to meet standards like WCAG, Section 508, and PDF/UA.

This guide provides a simple checklist for making PDFs accessible and highlights best practices for creating compliant, usable documents.

What Makes a PDF Accessible?

An accessible PDF is structured so assistive technologies, such as screen readers, can correctly interpret its content.

This requires more than visual formatting. The document must include underlying structure and metadata that define how content is organized and read.

Accessibility Checklist for PDFs

Use this checklist to evaluate or improve PDF accessibility:

1. Add Document Structure (Tagging)

Ensure the PDF includes tags that define elements such as:

• Headings

• Paragraphs

• Lists

• Tables

Tags create a logical structure that allows assistive technologies to understand the document.

2. Define a Logical Reading Order

Content should flow in the correct sequence when read by a screen reader.

This is especially important for:

• Multi-column layouts

• Complex reports

• Forms and structured documents

3. Include Alternative Text for Images

All meaningful images, charts, and graphics should include descriptive alt text.

Alt text should:

• Describe the purpose of the image

• Avoid unnecessary detail

• Be concise and clear

4. Ensure Tables Are Structured Properly

Accessible tables must include:

• Header rows

• Defined relationships between data cells

• Clear structure for navigation

Poorly formatted tables are one of the most common accessibility issues.

5. Make Forms Accessible

Interactive PDFs should include:

• Labeled form fields

• Logical tab order

• Clear instructions

Without these elements, forms may not be usable for assistive technology users.

6. Add Metadata and Navigation

Accessible PDFs should include:

• Document title

• Language settings

• Bookmarks for longer documents

These elements improve usability and navigation.

7. Use OCR for Scanned Documents

If a PDF is scanned, it must include a searchable text layer created through OCR (optical character recognition). Without OCR, assistive technologies cannot read the document content.

Testing PDF Accessibility

After applying accessibility features, documents should be tested to confirm compliance.

Common tools include:

• PAC (PDF Accessibility Checker)

• Adobe Acrobat accessibility tools

Testing helps identify issues related to structure, tagging, and usability before publishing.

Common Challenges

While the checklist is straightforward, implementation can be complex — especially for:

• Large document libraries

• Legacy PDFs

• Documents with complex layouts

Manual remediation can quickly become time-consuming and difficult to scale.

A More Scalable Approach

Many organizations are moving toward automated solutions that can apply accessibility standards consistently across large volumes of documents. Automation helps:

• Reduce time spent on manual fixes

• Improve consistency across documents

• Scale accessibility efforts without increasing resources

Final Thoughts

Making PDFs accessible requires attention to structure, content, and validation. By following a consistent checklist and implementing best practices, organizations can improve usability and meet accessibility requirements.

For teams managing high volumes of documents, scalable approaches are often necessary to maintain efficiency and compliance.

Need Help Making Your PDFs Accessible?

DocuBound helps organizations simplify PDF accessibility with AI-powered remediation designed for speed, consistency, and scale. Contact us to learn more.