The legal principle of $\textit{Doli Capax}$ refers to the mental capacity of an individual to understand the nature and wrongfulness of their actions. It is a fundamental concept in determining criminal responsibility.
The principle $\textit{Doli Capax}$ asserts that a person possesses the mental ability to distinguish between morally good and evil actions. This ability is essential for holding them accountable and justifying punishment for criminal acts.
Therefore, the correct understanding of $\textit{Doli Capax}$ is: That there was discern between good and evil for which punishment would be justified.
Chapter XV of the Indian Penal Code (IPC) deals with the: