28 Miss. Code R. § 1-02-150
The Port Authority may at its discretion license stevedores, contractors and others to perform loading, unloading, handling, transfer and other services provided for herein, and such parties shall, unless otherwise provided, be responsible for any damage or delay to cargo, delays to transportation equipment and any demurrage, rental or other charges accruing on such transportation equipment.
The Port Authority will not assume any responsibility for damage or delay to cargo, nor for delay to rail cars, trailers, trucks, containers, barges or other transportation equipment, or any demurrage, rental or other charges accruing thereon.
Charges for "handling" shall be billed by stevedores directly to the Party for whom these services are performed. The Port Authority does not participate in negotiations related to handling charges and inquiries concerning same should be directed to licensed stevedores.
28 Miss. Code. R. § 1-02-150