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1. When is an approval required?

An approval must be obtained for a water, wastewater or reclaimed water facility or system when:
- A new facility or system is to be constructed
- 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
- A new or revised plan for a facility or system is being proposed
- A new subdivision requires an approval of sanitary facilities
- A new mobile home and/or recreational vehicle park is to be constructed or an existing mobile home park is to be modified and the modification affects the capacity of the park’s sewer or water system

For more information, please call 602-506-1058.

2. What types of approvals are issued by the Subdivision, Infrastructure and Planning Program?

The following types of approvals are issued by the Subdivision, Infrastructure and Planning Program:
- Approval to Construct
- Approval of Construction
- Approval of Sanitary Facilities for a Subdivision
- Approval of Sanitary Facilities for a Mobile Home Park
- Approval of A312G Alternative Features

For more information, please call 602-506-1058.

3. When can I start construction on my project?

Construction may commence once an Approval to Construct certificate has been issued. For more information, please call 602-506-1058.

4. How long do I have before I must start construction of my project?

Construction must commence within 1 year after the date of issue of an Approval to Construct certificate or else the certificate expires. For more information, please call 602-506-1058.

5. How long do I have to complete construction of my project?

Construction of a water project must be completed within 3 years after the date of issue of an Approval to Construct certificate or else the certificate expires. Construction of a sewer or reclaimed water project must be completed within 2 years after the date of issue of an Approval to Construct certificate or else the certificate expires. For more information, please call 602-506-1058.

6. Is the approval still valid if construction of my project has been halted?

An Approval to Construct certificate expires if construction of a project has been halted for more than 1 year. For more information, please call 602-506-1058.

7. Can I renew an expired approval certificate?

An expired Approval to Construct certificate can be renewed once within an 180 day period from its date of expiration provided that the original design is unchanged.

An Application for Approval to Construct (ATC) and/or Provisional Verification of General Permit Conformance for Water/Wastewater Facilities must be submitted with a check for the renewal fee. The renewal fee is equal to 1/2 the fee amount originally charged for the project. The renewal grants a 1 year extension from the date the certificate is renewed.

If an Approval to Construct certificate has expired and cannot be renewed because it was previously renewed or the design of the project has been changed, then a new project approval must be obtained. For more information, please call 602-506-1058.

8. When can I start-up my facility or system?

Start-up and full operation of the facility or system may commence immediately once an Approval of Construction certificate has been issued. For more information, please call 602-506-1058.