The commission shall be vested with exclusive and plenary authority to do any and all things necessary or proper for the commission to promote, plan, finance, develop, construct, control, operate, manage, maintain and modify the commission development program. To assert Alabama’s interest in any deep draft harbor and terminal development in proximity to the Alabama coast, the commission is empowered to negotiate with and enter into contracts, compacts or other agreements with agencies, bureaus or other divisions of the federal government or other states of the United States concerning the commission development program, including jurisdictional aspects of the location of the deep draft harbor and terminal, sharing of revenues derived from the operation of the deep draft harbor and terminal and promulgation and enforcement of regulations governing commission operations.