Creates the Justice40 Oversight Committee Act. Establishes the Justice40 Oversight Committee. Provides that the Justice40 Oversight Committee shall make findings, conclusions, and recommendations regarding environmental justice in this State and uses of federal funds provided to the State for environmental justice. Requires the Justice40 Oversight Committee to submit reports delineating the Oversight Committee's findings, conclusions, and recommendations to the General Assembly by specified dates. Contains requirements for the appointment of voting and nonvoting members of the Oversight Committee. Contains other provisions. Effective immediately.