1. The Planning and Development Director will administer and enforce all applicable cross connection control provisions of the Phoenix Plumbing Code, including issuance of permits for all required backflow prevention assemblies.

2. The Planning and Development Director will determine whether a facility is a listed facility or activity in Section 37-144 and therefore requires backflow protection. This responsibility includes inspection as necessary of all existing facilities connected to the City water system.

3. The Planning and Development Director will, as a condition of issuance of any building permit, require installation of appropriate backflow prevention as required by Section 37-144 and the Phoenix Plumbing Code.

4. The Planning and Development Director will determine the type and location of all backflow prevention assemblies in accordance with this chapter and all other codes and ordinances of the City.

5. The Planning and Development Director will keep adequate records of each test of an approved backflow prevention assembly and any subsequent maintenance or repair thereof.

1. The customer shall obtain a permit from the Planning and Development Department for the installation of any backflow prevention assembly or for the modification of any plumbing system.

2. The customer shall test all backflow prevention assemblies at least once a year except that the Planning and Development Director may require more frequent testing. As to fire lines or fire sprinkler systems with backflow prevention assemblies, the initial and annual test must be performed by a certified tester who is also permitted by the City Fire Marshal to test fire lines or fire sprinkler systems. The initial and annual test must include a full flow test. The customer shall test and submit all testing results to the Planning and Development Director. If the test reveals the assembly to be defective or in unsatisfactory operating condition, the customer shall perform to the satisfaction of the Planning and Development Director all repairs or replacement so that the assembly is in satisfactory operating condition.

3. If the Director, the Planning and Development Director, or customer becomes aware during the period between annual tests that an assembly is defective or in unsatisfactory operating condition, the customer shall perform to the satisfaction of the Planning and Development Director all repairs, replacement and any retesting so that the customer has an assembly in satisfactory operating condition.

4. Assembly testing must be performed by a certified tester. Testing requirements must be in accordance with the procedures outlined in the most recent edition of the University of Southern California Manual of Cross-Connection Control ("USC manual"). Copies of the most recent USC manual will be on file with the City Clerk and the Planning and Development Department.

Assembly repair must be performed by a certified repairer in accordance with the procedures outlined in the most recent edition of the American Society of Sanitary Engineering (ASSE) Series 5000 Cross-Connection Control Professional Standard No. 5130. Copies of the most recent ASSE Standard will be on file with the City Clerk and the Planning and Development Department.

5. The customer shall submit copies of testing records pertaining to assemblies, on forms approved by the Planning and Development Director, by the date specified by the Planning and Development Director. The customer must retain all records for a minimum of three years from the date that a copy of the record was provided to the Planning and Development Director.

6. The customer shall install backflow prevention assemblies, at the customer’s expense, in compliance with the standards and specifications adopted by the City.

7. In the event the customer’s or the public water system is contaminated or polluted due to a cross connection or other cause, the customer shall, on discovery of the contamination or pollution, promptly notify the Director and the Maricopa County Health Authority.