Section 460.2550. Miscellaneous billing data; retention periods.

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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).

(b) Service and inspection orders from which customers are charged and sundry charge advices.

(c) Authorizations for charges under utility service contracts.

(d) Standard billing sheets or schedules that show computed bills of varying consumption according to rates.

Destroy at option. 1 year.

1 year after expiration of contract. Destroy at option.

History: 1979 AC; 1980 AACS.

                    
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