83 Ill. Adm. Code 712.6560
Account 6560 Depreciation and Amortization Expenses
Section 712
Section 712.6560 Account
6560 Depreciation and Amortization Expenses
a) Cost Pool: Same as Account
b) Cost Pool Apportionment Basis: Cost Pool equals Account
c) Regulated/Nonregulated Apportionment Basis: Relative value:
Property, plant and equipment investment
d) Cost Definition: Indirectly attributable