Sec. 69.404  Telephone operator services expenses in Account 6620.

    Telephone Operator Services expenses shall be apportioned among the 
interexchange category, and the Local Switching and Information elements 
based on the relative number of weighted standard work seconds. For 
those companies who contract with another company for the provision of 
these services, the expenses incurred shall be directly assigned among 
the interexchange category and the Local Switching and Information 
elements on the basis of the bill rendered for the services provided.