تعريف depletion allowance في الإنجليزية الإنجليزية القاموس.
In tax law, the deductions from gross income allowed investors in exhaustible commodities (such as minerals, oil, or gas) for the depletion of the deposits. The depletion allowance is intended as an incentive to stimulate investment in this high-risk industry, though critics argue that mineral deposits are valuable enough to justify high levels of investment even without tax incentives. See also depreciation