This section applies to a semipermanent food service facility that: Operates in Anne Arundel County; and Was licensed under § 21–305 of this subtitle on or before December 1, 2010. An operator of a semipermanent food service facility shall: Pump out the onboard wastewater holding tank as frequently as required by Anne Arundel County to avoid creating a public health nuisance; Remove wastewater by: Hiring a licensed liquid waste hauler to dispose of the wastewater; or Disposing of the wastewater at a wastewater disposal facility approved by Anne Arundel County; Use a food grade hose and an adequate backflow prevention device to maintain a potable water supply; and Demonstrate compliance with items (1) and (2) of this subsection by quarterly submitting a record of receipts to the issuer of the license.