<ul data-eligibleForWebStory="false">In Java, you cannot declare a top-level class as static, but you can declare nested classes as static.A top-level class is a class that is not inside another class and cannot be declared as static in Java.A nested class, also known as an inner class or member class, can be declared as static in Java.Top-level classes may or may not be public, while nested classes are within other classes.