48 CFR 9904.406-40 – Fundamental requirement
(a) A contractor shall use this fiscal year as his cost accounting period, except that:
Terms Used In 48 CFR 9904.406-40
- Fiscal year: The fiscal year is the accounting period for the government. For the federal government, this begins on October 1 and ends on September 30. The fiscal year is designated by the calendar year in which it ends; for example, fiscal year 2006 begins on October 1, 2005 and ends on September 30, 2006.
(1) Costs of an indirect function which exists for only a part of a cost accounting period may be allocated to cost objectives of that same part of the period as provided in 9904.406-50(a).
(2) An annual period other than the fiscal year may, as provided in 9904.406-50(d), be used as the cost accounting period if its use is an established practice of the contractor.
(3) A transitional cost accounting period other than a year shall be used whenever a change of fiscal year occurs.
(4) Where a contractor’s cost accounting period is different from the reporting period used for Federal income tax reporting purposes, the latter may be used for such reporting.
(b) A contractor shall follow consistent practices in his selection of the cost accounting period or periods in which any types of expense and any types of adjustment to expense (including prior-period adjustments) are accumulated and allocated.
(c) The same cost accounting period shall be used for accumulating costs in an indirect cost pool as for establishing its allocation base, except that the contracting parties may agree to use a different period for establishing an allocation base as provided in 9904.406-50(e).