When is an approval required?
An approval must be obtained for a water or wastewater treatment facility, reclaimed water facility or system or reuse water system when:
- An existing facility or system is to be decommissioned
- An existing facility or system is to be modified and the modification affects the capacity, quality, flow, location or operational performance of the facility or system
- An existing facility's or system's ownership is to be transferred
- A new facility or system is to be constructed
- A new or revised plan for a facility or system is being proposed

For more information, please call 602-372-2861.

Show All Answers

1. What is the difference between an approval and a permit?
2. What types of approvals are issued by the Water and Wastewater Treatment Program?
3. When is an approval required?
4. How are approvals made?
5. What are approval certificates?
6. Why are there stipulations on the approval certificates?
7. What other types of approvals and permits may be required by other regulatory agencies?
8. Will I need to submit copies of permits issued by other regulatory agencies?
9. When can I start construction on my project?
10. How long do I have before I must start construction of my project?
11. How long do I have to complete construction of my project?
12. Is the approval still valid if construction of my project has been halted?
13. Can I renew an expired approval certificate?
14. When can I start-up my facility or system?