256.426.5—Other deductions.

(a) This account shall include other miscellaneous expenses which are nonoperating in nature but which are properly deductible before determining total income before interest charges.
(b) Records shall be so maintained by subaccount to permit ready analysis showing the nature of the expenses and identity of the person furnishing the service.

Code of Federal Regulations

Note: Preliminary survey and investigation expenses related to abandoned projects, when not written-off to the appropriate operating expense account, shall be included in this account.