2024 26 CFR 1.1016-4 – Exhaustion, wear and tear, obsolescence, amortization, and depletion; periods during which income was not subject to tax
2023 26 CFR 1.1016-4 – Exhaustion, wear and tear, obsolescence, amortization, and depletion; periods during which income was not subject to tax
2022 26 CFR 1.1016-4 – Exhaustion, wear and tear, obsolescence, amortization, and depletion; periods during which income was not subject to tax
2021 26 CFR 1.1016-4 – Exhaustion, wear and tear, obsolescence, amortization, and depletion; periods during which income was not subject to tax
2015 26 CFR 1.1016-4 – Exhaustion, wear and tear, obsolescence, amortization, and depletion; periods during which income was not subject to tax
2014 26 CFR 1.1016-4 – Exhaustion, wear and tear, obsolescence, amortization, and depletion; periods during which income was not subject to tax
2010 26 CFR 1.1016-4 – Exhaustion, wear and tear, obsolescence, amortization, and depletion; periods during which income was not subject to tax
2009 26 CFR 1.1016-4 – Exhaustion, wear and tear, obsolescence, amortization, and depletion; periods during which income was not subject to tax