Relating to data collected by the Department of Revenue; and prescribing an effective date.

Directs Department of Revenue to develop schedule allowing personal income taxpayers to voluntarily report taxpayers' self-identified race and ethnicity identifiers. Requires restricted access to collected data. Prohibits access to data by department collection and audit staff or by Internal Revenue Service. Prohibits use of data by tax practitioners and tax preparation software vendors for purposes other than preparing and filing of returns. Directs department to report annually, beginning in 2024, on development and implementation of data collection schedule to appropriate committee or interim committee of Legislative Assembly related to information management and technology. Sunsets reporting requirement on January 2, 2029. Takes effect on 91st day following adjournment sine die.