Sec.  36.353   Network operations expenses—Account 6530 (Class B telephone
companies); Accounts 6531, 6532, 6533, 6534, and 6535 (Class A telephone
companies).

   (a) This account includes the expenses associated with the provisions of
   power, network administration, testing, plant operations administration, and
   engineering.

   (b) The expenses in this account are apportioned among the operations based
   on the separations of Account 2210, Central Office Switching, Account 2220
   Operator Systems, Account 2230 Central Office Transmission, Account 2310,
   Information  Origination/Termination  and Account 2410, Cable and Wire
   Facilities, Combined.