This bill enacts the "Dismantling DEI Departments Act," which prohibits the following entities from maintaining or authorizing an office or department that promotes or requires discriminatory preferences in an effort to increase diversity, equity, or inclusion:  A department, agency, or other unit of state government;  A county government;  A municipal government;  A metropolitan government; and A public institution of higher education in this state. This bill provides that all mandates, policies, programs, activities, guidance, regulations, enforcement actions, consent orders, or other declarations by such an office or department are void.