Wisconsin Statutes Emergency Management (Ch. 323) § 323.40. Responsibility for worker's compensation

(1) Employees of local unit of government. An employee of a local unit of government's emergency management program is an employee of that local unit of government for worker's compensation under ch. 102 unless the responsibility to pay worker's compensation benefits are assigned as provided under s. 66.0313 or under an agreement between the local unit of government and the state or another local unit of government.

(2) State agency volunteers. A volunteer who registers with a state agency to assist the agency without compensation, other than reimbursement for travel, lodging, or meals, during a disaster, an imminent threat of a disaster, or a related training exercise is considered an employee of the agency for worker's compensation under ch. 102, for purposes of any claim related to the assistance provided.