Requires approval of the legislature by concurrent resolution to extend to a date certain, or deny the extension of, a proclamation of a state of emergency timely requested by the governor beyond sixty days of its issuance, unless the legislature fails to take action, in which case the state of emergency is automatically extended for sixty days. Allows the authorization of the issuance of a separate proclamation arising from the same emergency or disaster as a previous proclamation that expired, upon request of the governor and adoption of a concurrent resolution by the legislature.