32 Association of Research Libraries Research Library Issues 302 — 2021 23. Chuck Adams et al., eds., Web Content Accessibility Guidelines (WCAG) 2.2: W3C Working Draft, World Wide Web Consortium, May 21, 2021, https://www.w3.org/TR/WCAG22/. 24. Adams et al., WCAG 2.2. 25. Jeanne Spellman et al., eds., W3C Accessibility Guidelines (WCAG) 3.0: W3C Working Draft, World Wide Web Consortium, June 8, 2021, https://www.w3.org/TR/wcag-3.0/. 26. Matt Garrish, Ivan Herman, and Dave Cramer, eds., EPUB 3.3: W3C Working Draft, World Wide Web Consortium, November 25, 2021, https://www.w3.org/TR/epub-33/. 27. Lucy Lu Wang et al., “Improving the Accessibility of Scientific Documents: Current State, User Needs, and a System Solution to Enhance Scientific PDF Accessibility for Blind and Low Vision Users,” preprint, submitted April 30, 2021, https://arxiv.org/ abs/2105.00076. 28. US Congress, “H.R. 1100—Online Accessibility Bill,” introduced in House February 18, 2021, https://www.congress.gov/ bill/117th-congress/house-bill/1100. © Jonathan Lazar This article is licensed under a Creative Commons Attribution 4.0 International License. To view a copy of this license, visit https:// creativecommons.org/licenses/by/4.0/. To cite this article: Lazar, Jonathan. “Planning for Digital Accessibility in Research Libraries.” Research Library Issues, no. 302 (2021): 19–32. https://doi.org/10.29242/rli.302.3.