In the 1933 case of Helvering v. American Chicle Co., the U.S. Supreme Court ruled on a matter related to corporate income tax deductions for depreciation and obsolescence. The American Chicle Company had claimed these deductions for machinery used in its manufacturing process, arguing that even though the machines were still operational, they had become obsolete due to technological advancements and changes in market conditions. However, Commissioner of Internal Revenue Guy T. Helvering disputed this claim. The court sided with American Chicle Co., ruling that companies could indeed claim such deductions if they could demonstrate that their assets have lost value due to becoming outdated or less useful, regardless of whether those assets are still physically functional or not. This decision clarified how businesses can account for losses in asset value over time under federal tax law - it's not just physical wear and tear but also obsolescence caused by factors like technology advancement or changing market demands which can be considered while calculating depreciation.

In the dissenting opinion for Helvering v. American Chicle Co., Justice Stone argued that the majority's decision to allow corporations to deduct from their income taxes any dividends paid out of earnings accumulated before 1913 was inconsistent with both the letter and spirit of tax law. He contended that such a deduction would result in an unfair advantage for older, established companies over newer ones, as it would effectively exempt pre-1913 profits from taxation entirely. Furthermore, he pointed out that this interpretation could lead to potential abuse by allowing companies to manipulate their dividend payments in order to minimize their tax liabilities. In his view, all corporate earnings should be subject to taxation when distributed as dividends regardless of when they were earned.