Section 170IAC6-1-10. Periodic inspections and tests

   (a) For testing the accuracy of water meters, the utility may:

(1) adopt the method set out in subsection (b); or

(2) request approval of an alternative method, as provided for in subsection (c).

  (b) Each consumer water meter installed shall be periodically inspected and tested or replaced in accordance with the following schedule, or more often if the results may warrant, to ensure that the meter accuracy is maintained within the limits set out in section 9 of this rule:

5/8 inch meters	10 years, or for 100,000 cubic feet or equivalent units registered
5/8 by 3/4 inch meters	10 years, for 100,000 cubic feet or equivalent units registered
3/4 inch meters	8 years, or for each 150,000 cubic feet or equivalent units registered
1 inch meters	6 years, or for each 300,000 cubic feet or equivalent units registered
1 1/2 inch and over	On an as needed basis, based on consumption and revenue, but not less frequently than 4 years

  (c) If a utility can furnish evidence that the method outlined in subsection (b) is not necessary, an alternate testing method may be used if submitted to and approved by the commission through the commission's thirty (30) day administrative filing procedure. (Indiana Utility Regulatory Commission; No. 34805: Standards of Service For Water Utilities Rule 10; filed Nov 28, 1977, 3:00 p.m.: Rules and Regs. 1978, p. 681; readopted filed Jul 11, 2001, 4:30 p.m.: 24 IR 4233; readopted filed Apr 24, 2007, 8:21 a.m.: 20070509-IR-170070147RFA; filed Dec 15, 2008, 11:46 a.m.: 20090114-IR-170080315FRA; readopted filed Aug 2, 2013, 2:16 p.m.: 20130828-IR-170130227RFA)