Home Glossary California Consumer Privacy Act (CCPA) California Consumer Privacy Act (CCPA) The A-Z of Privacy California Consumer Privacy Act (CCPA): The California Consumer Privacy Act is a US State law in California that went into effect on January 1, 2020. It was the first law of its kind in the US. The law introduced new rights for Californian residents, such as a right to be informed, right of access, right of deletion, and right to opt out of sale of their data. It introduced new obligations on businesses, such as transparency and notice. And it granted the California Attorney General enforcement and rule making powers. It also provides citizens with a limited private right of action to bring claims in the event of a data breach. Return to glossary