The Dharma Shastra is a body of ancient Indian texts concerned with dharma, the principles governing righteous conduct, social responsibilities, law, morality, and religious duties. The name comes from the Sanskrit words dharma, meaning duty, righteousness, or the proper order of life, and shastra, meaning a treatise or authoritative teaching. Rather than referring to a single book, Dharma Shastra describes a large tradition of Sanskrit literature that developed from earlier Dharmasutras and became an important source for discussions of law, ethics, ritual, and social behaviour.
The Dharma Shastra tradition includes texts such as the Manusmriti, Yajnavalkya Smriti, Narada Smriti, Vishnu Smriti, and several other Smritis. These works were composed and compiled at different times and represent different interpretations of dharma. They discuss subjects ranging from religious duties and rituals to inheritance, marriage, property, punishment, kingship, and the responsibilities of different members of society.
A central concern of Dharma Shastra literature is the relationship between individual conduct and the wider social and cosmic order. Dharma is presented as something that can vary according to circumstances such as age, social position, occupation, stage of life, and particular situations. The texts therefore attempt to establish principles for how people should behave while fulfilling their responsibilities toward themselves, their families, society, and the gods.
The Dharma Shastras also discuss the ashrama system, which divides an ideal human life into four stages: brahmacharya, the life of a student; grihastha, the life of a householder; vanaprastha, the stage of withdrawal from ordinary responsibilities; and sannyasa, the stage of renunciation. They also examine different forms of duty, including religious observances, family obligations, hospitality, charity, study, and ritual practices.
Another major subject is the administration of justice. Dharma Shastra texts contain discussions of courts, judges, evidence, witnesses, contracts, debts, inheritance, property disputes, and punishments. Kings are described as having an important responsibility to protect society and uphold justice. At the same time, these legal discussions were part of a broader religious and moral framework rather than being simply equivalent to a modern legal code.
The texts also contain extensive discussions of social organization, including varna, family relationships, marriage, inheritance, and rules governing different social groups. Many of these prescriptions reflect the social structures of the historical periods in which the texts were composed and have been interpreted differently across time and place. They should therefore be understood as historical and religious literature rather than as a single universally followed system of law.
The Dharma Shastra tradition had a lasting influence on Hindu religious thought, Sanskrit scholarship, social customs, and historical ideas about law and morality in South Asia. Its texts were studied alongside the Vedas, Smritis, epics, Puranas, and other branches of Sanskrit literature. Today, they are also important sources for understanding the development of ideas about duty, justice, society, kingship, and religious practice in ancient and medieval India.