Michigan Administrative Code
Department - Licensing and Regulatory Affairs
Public Service Commission
Preservation of Records of Electric, Gas, And Water Utilities
Part 2 - SCHEDULE OF RECORDS AND PERIODS OF RETENTION
Section R. 460.2550 - Miscellaneous billing data; retention periods
Universal Citation: MI Admin Code R. 460.2550
Current through Vol. 24-04, March 15, 2024
Rule 50. The following billing data shall be retained for the periods listed:
| (a) Billing department copies of contracts with customers (in addition to contracts in general files). | Destroy at option. |
| (b) Service and inspection orders from which customers are charged and sundry charge advices. | 1 year. |
| (c) Authorizations for charges under utility service contracts. | 1 year after expiration of contract. |
| (d) Standard billing sheets or schedules that show computed bills of varying consumption according to rates. | Destroy at option. |
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