During the period when the public business is being conducted at the emergency temporary location or locations, the governing body and other officers of the city shall have and possess and shall exercise at such location or locations all of the executive, legislative and judicial powers and functions conferred upon such body and officers by and under the laws of this state. Such powers and functions may be exercised in the light of the exigencies of the emergency situation without regard to or compliance with time-consuming procedures and formalities prescribed by law and pertaining thereto, and all acts of such body and officers shall be as valid and binding as if performed within the territorial limits of the city. (Prior code § 1-804)