The Short Answer
Teams most often get PDF accessibility wrong because they treat accessibility as a final check instead of a design and authoring process. Common mistakes include improper tagging, incorrect reading order, inaccessible tables and forms, and relying on automated fixes instead of training content creators.
Why PDF Accessibility Is Still a Major Problem
PDFs remain one of the most common and most problematic digital formats used by organizations. They are widely used for:
- Reports and publications
- Forms and applications
- Policies and public notices
- Marketing and communications
Yet PDFs are also one of the leading sources of accessibility complaints, especially in government and regulated industries.
The reason isn’t lack of intent.
It’s lack of training at the point of creation.
The Most Common PDF Accessibility Mistakes
1. PDFs Are Created Visually, Not Structurally
Many teams design PDFs to look correct without considering how assistive technologies interpret them.
Common issues include:
- Text that appears in the right place visually but has no logical structure
- Headings styled visually instead of tagged correctly
- Content built from images instead of real text
Screen readers rely on structure and not appearance. When structure is missing, content becomes unusable.
2. Incorrect or Missing Tags
PDF tags provide the underlying structure that assistive technologies depend on.
Teams often:
- Forget to tag PDFs entirely
- Apply incorrect tag types
- Rely on automatic tagging without review
Automatic tagging can help, but it cannot replace human understanding of content structure.
3. Reading Order Is Broken
Reading order determines how content is presented to screen reader users.
Common reading order problems include:
- Content read out of sequence
- Sidebars or callouts read in the wrong place
- Decorative elements interrupt meaningful content
These issues often go unnoticed because the PDF looks correct visually.
4. Tables Are Built for Layout, Not Accessibility
Tables are frequently used to control layout rather than present data.
This leads to:
- Missing table headers
- Incorrect header associations
- Complex table structures that screen readers can’t interpret
Accessible tables require intentional design and proper tagging, not visual shortcuts.
5. Forms Are Inaccessible or Unusable
PDF forms are a frequent source of accessibility failures.
Common problems include:
- Missing or unclear form field labels
- Incorrect tab order
- Instructions that rely only on visual cues
- Validation errors that are not announced to screen readers
Without proper training, form accessibility is often overlooked until complaints arise.
6. Teams Rely on Automated Checkers Alone
Automated accessibility checkers are useful—but limited.
They cannot reliably detect:
- Meaningful reading order
- Logical content flow
- Whether alternative text is appropriate
- Whether instructions make sense without vision
Passing an automated check does not mean a PDF is accessible.
Why These Mistakes Keep Repeating
Most PDF accessibility issues are not technical failures. They are training failures.
Organizations often:
- Train compliance or IT teams instead of content creators
- Expect designers or staff to “fix accessibility later”
- Treat PDFs as finished artifacts instead of structured documents
As a result, the same issues appear again and again.
How Teams Can Get PDF Accessibility Right
1. Train Content Creators, Not Just Reviewers
The people creating PDFs: designers, communications staff, document authors all must understand accessibility fundamentals.
Accessibility must be part of:
- Document planning
- Design decisions
- Authoring workflows
2. Teach Accessibility Inside Real Tools
Effective PDF accessibility training shows:
- How structure is created in source documents
- How tags work and why they matter
- How to check and correct reading order
- How to create accessible tables and forms
Training must reflect the tools teams actually use.
3. Treat Accessibility as a Creation Skill
Accessible PDFs are not produced by accident.
They are the result of:
- Intentional structure
- Consistent workflows
- Informed decision-making
When teams are trained properly, accessibility becomes part of quality—not an afterthought.
Why This Matters for Organizations
Organizations that rely solely on remediation:
- Spend more time fixing than creating
- Face recurring accessibility findings
- Carry ongoing compliance risk
Organizations that train their teams:
- Prevent accessibility issues upstream
- Reduce long-term remediation costs
- Produce more consistent, usable documents
- Scale accessibility across departments
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About the Author
Craig Boassaly is the Founder and President of Eliquo Training & Development and a digital accessibility educator who has been teaching accessible document creation and WCAG best practices since 2003. He specializes in training content creators to build accessible PDFs and documents using real-world workflows.