Ariz. Admin. Code § 14-2-601
In this Article, unless the context otherwise requires, the following definitions shall apply:
1. "Advance in aid of construction." Funds provided to the utility by the applicant under the terms of a collection main extension agreement the value of which may be refundable.
2. "Applicant." A person requesting the utility to supply sewer service.
3. "Application." A request to the utility for sewer service, as distinguished from an inquiry as to the availability or charges for such service.
4. "Arizona Corporation Commission." The regulatory authority of the state of Arizona having jurisdiction over public service corporations operating in Arizona.
5. "Billing month." The period between any two regular billings -- approximately 30 day interval.
6. "Billing period." The time interval between two consecutive billings.
7. "Collection main." A sewer main of the utility from which service collection lines are extended to customers.
8. "Commodity charge." The unit of cost per billed discharge as set forth in the utility's tariffs.
9. "Contributions in aid of construction." Funds provided to the utility by the applicant under the terms of a collection main extension agreement and/or service connection tariff the value of which are not refundable.
10. "Customer." The person or entity in whose name service is rendered, as evidenced by the signature on the application or contract for that service, or by the receipt and/or payment of bills regularly issued in his name regardless of the identity of the actual user of the service.
11. "Customer charge." The amount the customer must pay the utility for the availability of sewer service, excluding any amount of discharged, as specified in the utility's tariffs.
12. "Day." Calendar day.
13. "Minimum charge." The amount the customer must pay for the availability of sewer service, including an amount of discharge, as specified in the utility's tariffs.
14. "Permanent customer." A customer who is a tenant or owner of a service location who applies for and receives sewer service.
15. "Permanent service." Service which, in the opinion of the utility, is of a permanent and established character. The use of sewer service may be continuous, intermittent, or seasonal in nature.
16. "Person." Any individual, partnership, corporation, governmental agency, or other organization operating as a single entity.
17. "Point of collection." The point where pipes owned, leased, or under license by a customer connect to the utility's collection system.
18. "Premises." All of the real property and apparatus employed in a single enterprise on an integral parcel of land undivided by public streets, alleys or railways.
19. "Residential subdivision development." Any tract of land which has been divided into four or more contiguous lots for use for the construction of residential buildings or permanent mobile homes for either single or multiple occupancy.
20. "Residential use." Service to customers discharging sewage for domestic purposes.
21. "Rules." The regulations set forth in the tariffs which apply to the provision of sewage service.
22. "Service area." The territory in which the utility has been granted a Certificate of Convenience and Necessity and is authorized by the Commission to provide sewer service.
23. "Service establishment charge." The charge as specified in the utility's Schedule of Rates which covers the cost of establishing a new account.
24. "Service line." A sewer line that transports sewage from a customer's point of collection to a common source (normally a collection main) of collection of the utility's.
25. "Service reconnect charge." The charge as specified in the utility's tariffs which must be paid by the customer prior to reconnection of sewer service each time the sewer service is disconnected for nonpayment or whenever service is discontinued for failure otherwise to comply with the utility's fixed rules.
26. "Service reestablishment charge." A charge as specified in the utility's tariffs for service at the same location where the same customer had ordered a service disconnection within the preceding 12-month period.
27. "Sewage." Ground garbage, human or animal excretions, and other domestic, commercial or industrial waste normally disposed of through a sanitary sewer system.
28. "Single family dwelling." A house, an apartment, a mobile home permanently affixed to a lot, or any other permanent residential unit which is used as a permanent home.
29. "Tariffs." The documents filed with the Commission which list the services and products offered by the sewer company and which set forth the terms and conditions and a schedule of the rates and charges for those services and products.
30. "Temporary service." Service to premises or enterprises which are temporary in character, or where it is known in advance that the service will be of limited duration. Service which, in the opinion of the utility, is for operations of a speculative character is also considered temporary service.
31. "Utility." The public service corporation providing sewer service to the public in compliance with state law.
Ariz. Admin. Code § R14-2-601