All meters and/or recording devices used to record data and prepare customers' bills shall be in good mechanical and electrical condition, shall be accurately read, and shall not involve approximations. All meters and/or recording devices shall accurately perform the following.
For message rate service, where timing of length of message is not involved, the meter and/or recording device shall show accurately the number of completed messages sent by the station which it is measuring. For message rate and/or toll service when in addition to recording the calls it is necessary to time the calls, the meter and/or recording device shall show accurately the number of calls and the talking time involved in each call and the station making such call. When the recording equipment provides coded information that is used to automatically prepare customer bills, accurate interpretation of such coded information is required.
MS s 237.10
August 29, 2008
Official Publication of the State of Minnesota
Revisor of Statutes