On October 19, 2023, the U.S. Copyright Office published a notice of proposed rulemaking in the ninth triennial proceeding under section 1201 of Title 17. The notice outlines seven newly proposed classes of exemption and initiates three rounds of public comment. Reply comments from supporters of a proposed exemption and parties who neither support nor oppose an exemption are due March 19, 2024. Additional background information about section 1201 is available here. Comments may be submitted here.