EN 301 549 Accessibility Standard
The harmonized European standard for ICT accessibility requirements. Covers web, mobile apps, software, hardware, and documents with WCAG 2.1 Level AA at its core.
Understanding EN 301 549
EN 301 549 is the European standard that defines accessibility requirements for all ICT products and services, serving as the technical backbone for European accessibility legislation.
Scope & Application
Applies to all ICT procured, developed, or used by public sector bodies and increasingly required for private sector under the European Accessibility Act.
Covers:
- Websites and web applications
- Mobile applications
- Desktop software
- Electronic documents
- Hardware and terminals
- Support services
Legal Framework
Referenced by EU directives and national laws as the technical standard for digital accessibility compliance.
Used by:
- Web Accessibility Directive (public sector)
- European Accessibility Act (private sector)
- Public procurement requirements
- National accessibility laws
- Certification programs
- Conformity assessments
EN 301 549 Standard Sections
The standard is organized into 13 sections and 3 annexes, each addressing specific aspects of ICT accessibility.
Section 5
Generic Requirements
Foundational requirements applicable to all ICT
Section 6
ICT with Two-Way Voice Communication
Requirements for communication systems
Section 7
ICT with Video Capabilities
Video content and communication requirements
Section 8
Hardware
Physical accessibility requirements
Section 9
Web
WCAG 2.1 Level AA conformance
Section 10
Non-Web Documents
PDFs, Word docs, spreadsheets
Section 11
Software
Desktop and mobile applications
Section 12
Documentation & Support
Accessibility documentation requirements
Important: Beyond WCAG 2.1
While Section 9 directly references WCAG 2.1 Level AA for web content, EN 301 549 includes additional requirements not covered by WCAG:
- Authoring tools accessibility (Section 11)
- Real-time communication features (Section 6)
- Hardware accessibility requirements (Section 8)
- Emergency services accessibility (Section 6.6)
WCAG 2.1 Level AA Integration
Section 9 of EN 301 549 incorporates all WCAG 2.1 Level AA success criteria, forming the core of web accessibility requirements.
Perceivable
- Text alternatives for non-text content
- Captions and audio descriptions
- Color contrast ratios (4.5:1 normal, 3:1 large)
- Text resizing up to 200%
- Images of text avoided
Operable
- Full keyboard accessibility
- No keyboard traps
- Timing adjustable
- Seizure prevention
- Clear navigation and wayfinding
Understandable
- Readable and understandable text
- Predictable functionality
- Input assistance and error handling
- Consistent navigation
- Clear labeling and instructions
Robust
- Valid and well-formed code
- Assistive technology compatibility
- Status messages programmatically determined
- Name, role, value for UI components
- Progressive enhancement
Success Criteria
Required Conformance
WCAG Version
Testing & Compliance Verification
Achieving EN 301 549 compliance requires a combination of automated testing, manual evaluation, and user validation.
Automated Testing
Tools for scanning compliance issues
Manual Testing
Human review and interaction testing
User Testing
Testing with users with disabilities
Conformance Levels
Full Conformance
All applicable requirements met without exception
Partial Conformance
Some requirements met with documented exceptions
Non-Conformance
Significant gaps requiring remediation
Note: Conformance claims must include the specific sections tested, evaluation methodology, and any limitations or exceptions.
Implementation Roadmap
A phased approach to achieving EN 301 549 compliance across your digital properties.
Assessment
Activities:
Deliverables:
Planning
Activities:
Deliverables:
Implementation
Activities:
Deliverables:
Validation
Activities:
Deliverables:
Maintenance
Activities:
Deliverables:
Documentation Requirements
EN 301 549 requires comprehensive documentation to demonstrate compliance and support users.
Required Documentation:
- Accessibility statement (mandatory)
- Conformance evaluation report
- Test methodology documentation
- Feedback mechanism details
- Remediation roadmap (if applicable)
Accessibility Statement Must Include:
- Conformance status
- Non-accessible content list
- Alternatives provided
- Contact information
- Enforcement procedure link
Legal Requirement: Public sector bodies must publish an accessibility statement following the EU model format. Private sector organizations under EAA will have similar requirements.
Achieve EN 301 549 Compliance
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