A new AODA requirement for Ontario websites will come into force on January 1st, 2021. Under the Information and Communications Standards, organizations must make their websites and web-based apps accessible. Organizations must do so by making their websites compliant with Web Content Accessibility Guidelines (WCAG) 2.0, Level AA. This international standard gives web developers guidelines on how to make their webpages accessible to computer users with disabilities. Some of these guidelines outline how to make web-based audio content accessible to a variety of users. Here we will describe a few of these web accessibility guidelines for audio.