The Common law definition of arson refers to the act of intentionally and unlawfully setting fire to a dwelling, structure, or property, resulting in the destruction or damage by fire. Arson under Common law is considered a serious crime and is generally associated with malicious intent or malicious mischief. Keywords: Common law, definition, arson, intentional, unlawfully, setting fire, dwelling, structure, property, destruction, damage, serious crime, malicious intent, malicious mischief. There are several types of arson recognized under Common law, including: 1. Arson in dwelling: This type of arson involves the intentional and unlawful act of setting fire to a residential dwelling, such as a house, apartment, or any structure used for accommodation purposes. 2. Arson in structures: Arson in structures refers to the deliberate act of setting fire to any building or structure, whether it is a commercial establishment, warehouse, government-owned facility, or any other type of erected structure. 3. Arson in property: Arson in property encompasses the intentional act of setting fire to any property, including real estate, vehicles, boats, or any other objects that belong to someone else. 4. Aggravated arson: This form of arson involves the intentional act of setting fire to a dwelling or structure while endangering the lives of others present within or nearby. Aggravated arson typically results in significant injury or even fatalities, and it carries harsher penalties than other types of arson. 5. Arson-for-hire: Also known as incendiary arson, this type involves the act of intentionally setting fire to a property or structure with the motive of gaining financial benefit, often through insurance fraud or other illicit means. 6. Vehicle arson: Vehicle arson refers to the intentional act of setting fire to any type of motor vehicle, including cars, trucks, motorcycles, or any other vehicle designated for transportation purposes. It is important to note that the specifics of Common law definitions of arson may vary across different jurisdictions, as statutory laws have been introduced in many jurisdictions to provide more precise definitions and penalties for arson-related offenses. However, the common understanding of arson as the intentional and unlawful act of setting fire to property remains central to Common law definitions.