Wealth-tax authority jurisdiction tied to corresponding income-tax authority's territorial and concurrent jurisdiction. Section 8 designates the income-tax authorities specified in section 116 of the Income-tax Act as the wealth-tax authorities, who shall exercise powers and perform functions under the Wealth-tax Act for individuals, Hindu undivided families and companies, with jurisdiction coterminous with their jurisdiction under the Income-tax Act (including orders under section 120 and concurrent jurisdiction). For persons who are not assessees under the Income-tax Act, the wealth-tax authority is the authority having jurisdiction in the area where that person resides.