Technology is present in every facet of life. It is now common in classrooms of all varieties. Technology must be accessible all students, regardless of specials needs, different learning styles, or demographics. It is the right thing to do as well as the law.
Meeting the needs of enrolled students with disabilities as indicated by the Section 504 of the Rehabilitation Act of 1973 and the Americans with Disabilities Act, Title II, 1990, and the ADA amendments of 2008, Indiana University of Pennsylvania must provides reasonable accommodations for online classes to allow equal access.
See Instructional Design Services' web page titled Accessibility Assets for what you need to know about accessibility requirements and valuable tips on how to build accessibility into your courses.