What is the difference between ADA, Section 508, and WCAG 2.2?

ADA is a U.S. civil rights law requiring accessible digital content. Section 508 applies to federal agencies specifically, while WCAG 2.2 is the global accessibility standard often referenced in legal cases. Think of ADA as the ‘what,’ Section 508 as the ‘who,’ and WCAG as the ‘how.’

Do all PDFs need to be accessible?

Yes, if your PDF is part of public communication (e.g., reports, forms, notices), it must be accessible under ADA and Section 508. Even if you’re not legally required, making PDFs accessible improves usability for everyone and reduces legal risk.

Can I make a scanned PDF accessible?

Scanned PDFs are essentially images of text, so screen readers can’t read them. To make a scanned PDF accessible, you must run it through OCR (optical character recognition) to convert it to real text, then add tags and alt text. Tools like PDFKro can automate this process.

How do I test if my PDF is accessible without buying software?

Use free tools like Adobe Acrobat’s built-in Accessibility Checker, NVDA (a free screen reader), and WebAIM’s Contrast Checker. For a quick AI-powered check, upload your PDF to PDFKro’s AI PDF Chatbot (/ai-rag) and ask it to scan for compliance issues.

What’s the fastest way to fix a non-compliant PDF?

Use an AI-powered tool like PDFKro’s AI PDF Editor (/ai-edit). It can automatically tag headings, add alt text, fix color contrast, and merge multiple PDFs into a single accessible document—all in minutes. No manual editing required.

PDF Accessibility Guide for Public Orgs

Imagine sending out a critical public notice—only to get complaints because screen readers can’t interpret the PDF. Or worse, facing legal action because your forms aren’t accessible to people with disabilities. It’s a nightmare no public organization wants to deal with. The good news? Making PDFs accessible isn’t as complicated as it sounds. Let’s break it down together.

What Are the Key Laws for PDF Accessibility?

Public organizations must follow several key regulations to keep PDFs accessible. The big three are:

ADA (Americans with Disabilities Act): Requires digital content to be usable by everyone, including people with disabilities. PDFs fall under this.
Section 508: Applies to federal agencies in the U.S., mandating accessible electronic documents.
WCAG 2.2 (Web Content Accessibility Guidelines): The global standard for digital accessibility, often referenced in legal cases.

Think of these laws like building codes for digital documents. If your PDFs don’t meet the standards, it’s like constructing a wheelchair ramp that’s too steep—useless and potentially illegal.

Who Enforces These Rules?

The Department of Justice (DOJ) enforces ADA compliance, while the U.S. Access Board handles Section 508. WCAG 2.2 is widely adopted by courts and international organizations. Violations can lead to lawsuits, fines, or lost funding. So yes, it’s serious—but also fixable.

How Do You Make a PDF ADA Compliant?

You don’t need a PhD in accessibility to fix your PDFs. Start with these core steps:

Use Proper Structure: Tag your PDFs with headings, lists, and tables. This helps screen readers navigate the content logically. Tools like PDFKro’s AI PDF Editor can auto-tag documents, saving you hours of manual work.
Add Alt Text to Images: Every image, chart, or graphic needs a descriptive alternative text. Screen readers rely on this to describe visuals to users. Pro tip: Keep alt text under 125 characters for clarity.
Ensure Color Contrast: Text must stand out against its background. Use tools like WebAIM’s Contrast Checker to verify readability.
Use Readable Fonts: Stick to sans-serif fonts like Arial or Calibri, sized at least 12pt. Avoid decorative fonts or all-caps blocks.
Test with Screen Readers: Don’t guess—use tools like NVDA (free) or VoiceOver (built into Macs) to check your PDFs.

A Quick Check: Open one of your most-downloaded PDFs and try navigating it with a screen reader. If it feels like a maze, it’s time to rethink the structure.

What About Interactive PDFs?

Forms, surveys, and clickable links add another layer of complexity. Here’s how to keep them compliant:

Label Form Fields Clearly: Use descriptive names like “Full Name” instead of “Text Field 1.”
Ensure Logical Tab Order: Fillable fields should flow naturally from top to bottom.
Provide Instructions: Add a note like “Press Tab to move to the next field” if your form is complex.

What’s the Fastest Way to Fix Non-Compliant PDFs?

Time is money, especially in public service. Instead of manually editing PDFs, use automation. PDFKro’s AI PDF Editor can:

Auto-tag headings and lists.
Add alt text to images in bulk.
Reformat fonts and contrast for WCAG compliance.
Merge multiple PDFs into a single, accessible document.

For example, if your department issues quarterly reports, run them through PDFKro’s AI Editor to ensure every citizen can access the data—no matter their abilities.

How Do You Test PDF Accessibility Before Publishing?

Testing isn’t a one-time thing. Build accessibility checks into your workflow:

Use Built-In Tools: Adobe Acrobat’s “Accessibility Checker” is a great starting point. It flags issues like missing alt text or improper headings.
Manual Review: Even automated tools miss things. Ask a colleague who uses assistive tech to test your PDFs.
User Testing: If possible, gather feedback from people with disabilities. Their insights are invaluable.

Try this now: Grab a draft PDF and run it through PDFKro’s AI PDF Chatbot. Ask it, “Is this PDF WCAG 2.2 compliant?” It’ll scan the document and give you a plain-English report. No jargon, no fluff—just actionable fixes.

What Are Common Mistakes to Avoid?

Even well-intentioned teams trip up on these:

Ignoring Tables: Scanned tables often turn into a jumbled mess for screen readers. Always use the “Table Editor” in your PDF tool to define headers and structure.
Assuming PDFs Are “Accessible by Default”: A PDF created from a Word doc isn’t automatically compliant. You still need to tag elements and add alt text.
Using PDFs as the Only Format: Always offer an alternative, like HTML or a plain-text version, for users who rely on assistive tech.

Case in point: A city in California was sued because their council meeting agendas were only available as PDFs. The fix? Adding HTML versions and remediating the PDFs. Lesson learned: never lock users into one format.

How Can Public Organizations Stay Compliant Long-Term?

Accessibility isn’t a checkbox—it’s a process. Here’s how to build it into your culture:

Train Your Team: Host workshops on PDF accessibility basics. Even a 30-minute session can prevent costly mistakes.
Create a Style Guide: Document your organization’s accessibility standards. Include font choices, tagging rules, and alt-text best practices.
Schedule Regular Audits: Set a quarterly reminder to review your top 10 most-viewed PDFs. Use tools like PDFKro’s AI Editor to batch-process fixes.
Centralize Your Tools: Use a platform like PDFKro to store, edit, and share compliant PDFs. It’s free, cloud-based, and keeps everything organized.

Think of accessibility like digital curb cuts. They’re not just for wheelchairs—they help parents with strollers, travelers with luggage, and people with temporary injuries. The same goes for PDFs: making them accessible helps everyone.

Ready to Fix Your PDFs Today?

You’ve got the knowledge. Now it’s time to take action. Here’s your 5-minute starter plan:

Pick one high-traffic PDF from your website.
Run it through PDFKro’s AI PDF Chatbot to get a compliance report.
Use PDFKro’s AI Editor to fix any issues flagged.
Publish the remediated version and test it with a screen reader.
Repeat for your next five PDFs.

Public organizations serve everyone—including people who rely on assistive technology. By making your PDFs accessible, you’re not just following the law. You’re fulfilling your mission to serve all citizens. And with tools like PDFKro, it’s easier than ever. Try it for free today at pdfkro.com—your PDFs (and your users) will thank you.

PDF Accessibility & Compliance Guide for Public Organizations in 2025