A. The Governor of Oklahoma is hereby authorized, for and on behalf of the state, to join with the governor of any other state in declaring a liquefied petroleum gas emergency. When the declaration is issued, trucks and operators carrying liquefied petroleum gas and meeting all certification, permit, and licensing requirements of the federal government and their home state shall be permitted to transport liquefied petroleum gas in and through Oklahoma without obtaining any license, permit, or certification required by this state.

B. This exception and waiver of Oklahoma licensing, permitting, and certification requirements regarding trucks and operators transporting liquefied petroleum gas shall be valid only during the period of the declared emergency.