Aravind Jembu Rajkumar, Jonathan LazarTrace Center, HCIL, College of Information StudiesContact: aravind@terpmail.umd.edu, jlazar@umd.edu Introduction Portable Document Format (PDF) is used throughout many different work domains, including law, finance, and government. These PDF files, when not tagged and marked up properly, are often inaccessible for people with disabilities. Accessibility requirements for PDF files include properly filling…