Utah Administrative Code

The Utah Administrative Code is the body of all effective administrative rules as compiled and organized by the Division of Administrative Rules (see Subsection 63G-3-102(5); see also Sections 63G-3-701 and 702).

NOTE: For a list of rules that have been made effective since October 1, 2019, please see the codification segue page.

NOTE TO RULEFILING AGENCIES: Use the RTF version for submitting rule changes.

R746. Public Service Commission, Administration.

Rule R746-330. Rules for Water and Sewer Utilities Operating in Utah.

As in effect on October 1, 2019

Table of Contents

R746-330-1. General Provisions.

A. Scope and Applicability--The following rules apply to the methods and conditions of service of water and sewer utilities, as defined in 54-2-1, operating within Utah.

B. Definitions--For purposes of these rules, the following terms shall bear the following meanings:

1. "Board" means the Utah Drinking Water Board.

2. "Commission" means the Public Service Commission of Utah.

3. "Utility" means a water or sewer corporation as defined in Section 54-2-1.

R746-330-2. Purity of Water Supply.

A. Water Quality--Water furnished by utilities for culinary purposes shall be agreeable to sight and smell and be free from disease-producing organisms and injurious chemical or physical substances. The standards to be applied in meeting these criteria shall be those of the Board.

B. Sampling and Testing--

1. The Commission may, on its own motion, require utilities to submit to sampling and testing of water quality additional to that required by the Board.

R746-330-3. Meters.

A. Testing Equipment--Utilities maintaining meters on their systems for measuring culinary water service shall have equipment approved by the Commission available for testing the accuracy of the meters.

B. Testing Intervals--Utilities shall establish testing methods and intervals satisfactory to the Commission.

C. Customer Test Requests--Utilities shall test the accuracy of their meters at the request of customers free of charge if the meter has not been tested for a period within the 12 months before the request. If the meter has been tested within 12 months of the request, and the test discloses the meter records within a range of 97 percent to 103 percent of absolute accuracy, under test conditions satisfactory to the Commission, the utility may charge the customer for costs of the test.

D. Meter Standards of Accuracy--Utilities shall replace meters which do not record within 97 percent to 103 percent of accuracy under testing methods approved by the Commission.

E. Meter Cards--Utilities shall keep individual cards for each meter measuring culinary water service. The cards shall show, at a minimum identification data; date and location of latest meter test; reason for test; name of person or organization performing test; and result of test. The meter cards shall be available for inspection by the Commission at reasonable hours.

R746-330-4. Uniform System of Accounts.

A. Adoption of System of Accounts--The Commission adopts, and incorporates by this reference, the following Uniform Systems of Accounts.

1. Water utilities - Classes A, B, and C Water Utilities, 1996 editions, published by the National Association of Regulatory Utility Commissioners.

2. Sewer utilities - Classes A, B, and C Wastewater Utilities, 1996 editions, published by the National Association of Regulatory Utility Commissioners.

B. Utilities operating in Utah shall keep their accounts in accordance with the system of accounts appropriate to the utilities' respective classifications.

R746-330-5. Preservation of Records.

Preservation of Records -- The Commission adopts the following standards, incorporated by this reference, to govern the preservation of records of water and sewer utilities subject to the jurisdiction of the Commission: Regulations to Govern the Preservation of Records of Electric, Gas and Water Utilities published by the National Association of Regulatory Utility Commissioners in April 1974 and revised in May 1985.

R746-330-6. Ratebase Treatment of Developer-owned Water or Sewer Company Assets--Presumption of Recovery.

There is a rebuttable presumption that the value of original utility plant and assets has been recovered in the sale of lots in a development to be served by a developer-owned water or sewer utility.


public utilities, sewerage, water, water quality

Date of Enactment or Last Substantive Amendment

March 14, 1997

Notice of Continuation

February 14, 2018

Authorizing, Implemented, or Interpreted Law

54-2-1; 54-4-1; 54-4-7; 54-4-18; 54-4-23

Additional Information


For questions regarding the content or application of rules under Title R746, please contact the promulgating agency (Public Service Commission, Administration). A list of agencies with links to their homepages is available at http://www.utah.gov/government/agencylist.html or from http://www.rules.utah.gov/contact/agencycontacts.htm.