[Code of Federal Regulations]
[Title 18, Volume 1]
[Revised as of April 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 18CFR154.315]

[Page 495-496]
 
           TITLE 18--CONSERVATION OF POWER AND WATER RESOURCES
 
  CHAPTER I--FEDERAL ENERGY REGULATORY COMMISSION, DEPARTMENT OF ENERGY
 
PART 154_RATE SCHEDULES AND TARIFFS--Table of Contents
 
               Subpart D_Material To Be Filed With Changes
 
Sec. 154.315  Asset retirement obligations.

    (a) A natural gas company that files a tariff change under this part 
and has recorded an asset retirement obligation on its books must 
provide a schedule, as part of the supporting workpapers, identifying 
all cost components related to the asset retirement obligations that are 
included in the book balances of all accounts reflected in the cost of 
service computation supporting the proposed rates. However, all cost 
components related to asset retirement obligations that would impact the 
calculation of rate base, such as gas plant and related accumulated 
depreciation and accumulated deferred income taxes, may not be reflected 
in rates and must be removed from the rate base calculation through a 
single adjustment.
    (b) A natural gas company seeking to recover nonrate base costs 
related to asset retirement obligations in rates must provide, with its 
filing under Sec. 154.312 or Sec. 154.313, a detailed study supporting 
the amounts proposed to be collected in rates.
    (c) A natural gas company who has recorded asset retirement 
obligations on its books but is not seeking recovery of the asset 
retirement costs in

[[Page 496]]

rates, must remove all asset retirement obligations related cost 
components from the cost of service supporting its proposed rates.

[Order 631, 68 FR 19622, Apr. 21, 2003]