This is a tracking category for the various Citation Style 1 citation error categories. It is distinguished from Category:Articles with incorrect citation syntax in that it contains sub-categories that are used only by Module:Citation/CS1. This category should not contain individual pages.

This is a container category. Due to its scope, it should contain only subcategories.

Information about the errors is available at Help:CS1 errors.

The total count of articles in subcategories of this category is 149,905 (update this page to refresh this count). This number involves some double-counting, since a single article may appear in multiple subcategories.