All backflow prevention assemblies shall be tested immediately upon installation, and at least annually thereafter by a certified backflow assembly tester at the expense of the property owner, tenant or other person in charge of the property. All assemblies found not functioning properly shall be promptly repaired or replaced at the expense of the owner, occupant or person in control of the premises. An assembly must be retested immediately if moved, repaired or replaced.

All repairs on backflow assemblies must be performed according to State regulations and the City’s Standards and Specifications. [Ord. NS-2182, 2012]