ATAG Part A
Follows a similar pattern to WCAG 2.0:
PRINCIPLE A.1 Authoring tool must facilitate access by assistive technologies
PRINCIPLE A.2 Authoring tool user interface must be
perceivable
PRINCIPLE A.3 Authoring tool user interface must be
operable
PRINCIPLE A.4 Authoring tool user interface must be
understandable
Jan Richards
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