Key point: Oklahoma recently updated its breach notification statute for the first time since enactment, aligning with broader state trends and underscoring the ongoing, continuous review of data breach notification laws by lawmakers.

Effective January 1, 2026, Oklahoma’s Senate Bill 626 substantially revises the state’s data breach notification statute by expanding the definition of personal information, introducing a regulatory notice requirement, and updating safe-harbor exemptions. The amendments are the first changes to the law since it was enacted in 2008 and are consistent with trends in other states in recent years. For example, California adopted similar amendments set to take effect on January 1, 2026.

The below article provides an overview of the amendments.