Parens Patriae

Parens Patriae is a legal doctrine that allows the state to assume a role of guardian for those unable to care for themselves, such as minors or persons with disabilities. It grants the government the authority to intervene in the best interests of individuals who cannot represent their own interests.

The doctrine has its roots in English common law, where the king was regarded as the ultimate guardian of all his subjects. It was originally invoked to protect the interests of wards, and later evolved to encompass broader applications in various legal contexts.

In modern law, Parens Patriae is often invoked in cases involving child custody, juvenile justice, and mental health law, allowing states to take measures to protect vulnerable populations. It also underpins various social welfare policies and practices that aim to safeguard the well-being of individuals who lack the capacity to protect themselves.

• A state intervening in a custody dispute when a child's welfare is at stake.
• The state acting on behalf of an individual with severe mental illness to ensure they receive necessary treatment.

• Shelley v. Kraemer, 334 U.S. 1 (1948)