Regulations last checked for updates: Mar 10, 2026

Title 47 - Telecommunication last revised: Feb 26, 2026

PLANT EXPENSES—OTHER
NETWORK OPERATIONS EXPENSES
DEPRECIATION AND AMORTIZATION EXPENSES
CUSTOMER OPERATIONS EXPENSES
CORPORATE OPERATIONS EXPENSE
OPERATING TAXES
EQUAL ACCESS EXPENSES
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
source: 52 FR 17229, May 6, 1987, unless otherwise noted.