Regulations last checked for updates: Jan 18, 2025

Title 47 - Telecommunication last revised: Jan 15, 2025

GENERAL
PLANT SPECIFIC OPERATIONS EXPENSES
NETWORK SUPPORT/GENERAL SUPPORT EXPENSES
CENTRAL OFFICE EXPENSES
INFORMATION ORIGINATION/TERMINATION EXPENSES
CABLE AND WIRE FACILITIES EXPENSES
PLANT NONSPECIFIC OPERATIONS EXPENSES
PLANT EXPENSES—OTHER
NETWORK OPERATIONS EXPENSES
DEPRECIATION AND AMORTIZATION EXPENSES
CUSTOMER OPERATIONS EXPENSES
CORPORATE OPERATIONS EXPENSE
OPERATING TAXES
EQUAL ACCESS EXPENSES
source: 52 FR 17229, May 6, 1987, unless otherwise noted.