12VAC5-635-200: Cross-connection abatement

No rainwater harvesting system may be installed, operated, or allowed on any premises where cross-connection to a waterworks or a private well exists, unless the cross-connections are abated or controlled by means including cross-connection control and backflow prevention in accordance with the USBC. Where cross-connection to a waterworks exists, the cross-connection shall be abated or controlled to the satisfaction of the waterworks.