[1] It does not cover every principle of copyright law or detail every aspect of the Office's administrative practices.
[2] However, some courts have cited to it as persuasive authority and given it deference based on the Copyright Office's specialized experience and broader investigations and information.
[2] For some issues that are not addressed in the statute or regulations (for example, whether to issue a registration to a government body claiming a copyright in its enacted laws), it can provide guidance as to the Copyright Office's practice.
A public draft of the third edition of the Compendium was released by the Copyright Office on August 19, 2014.
[7] It includes changes taking the Star Athletica, LLC v. Varsity Brands, Inc., 580 U.S. __ (2017), decision into account.