Organization of the California Air Resources Board CARB is a part of the California Environmental Protection Agency, an organization which reports directly to the Governor's Office in the Executive Branch of California State Government. Divisions & OfficesOffice of the ChairExecutive OfficeOffice of Community Air ProtectionAir Quality Planning and Science DivisionEmissions Certification and Compliance DivisionEnforcement DivisionIndustrial Strategies DivisionMobile Source Control DivisionMobile Source Laboratory DivisionMonitoring and Laboratory DivisionResearch DivisionSustainable Transportation and Communities DivisionTransportation and Toxics DivisionOffice of Information ServicesAdministrative Services Division