In the United States v. Evans case of 1947, the Supreme Court ruled on a matter involving tax evasion and fraud. The defendant, Evans, was convicted for evading taxes by underreporting his income from illegal activities such as gambling and liquor sales during Prohibition. He appealed to the Supreme Court arguing that he should not be required to report income earned through illegal means because it would incriminate him in violation of his Fifth Amendment rights against self-incrimination. However, the court rejected this argument stating that while individuals cannot be compelled to confess crimes or provide evidence against themselves in criminal cases, they are still obligated to pay taxes on all forms of income regardless if it's legally or illegally obtained. Therefore, failing to report such earnings constitutes tax evasion which is a separate crime altogether from any underlying unlawful activity.

In the dissenting opinion for United States v. Evans, Justice Rutledge argued that the majority's decision to uphold a conviction based on evidence obtained through an illegal search and seizure was fundamentally flawed. He contended that this ruling violated the Fourth Amendment rights of citizens by allowing law enforcement officers to conduct searches without warrants or probable cause, thereby undermining their constitutional protections against unreasonable searches and seizures. Furthermore, he expressed concern about setting a dangerous precedent where police misconduct could be rewarded rather than punished if it led to successful prosecutions. In his view, such practices threatened not only individual liberties but also public trust in law enforcement agencies and judicial institutions as they appeared complicit in these abuses of power.