Law Dictionary

McNabb–Mallory rule

noun Mc·Nabb–Mal·lo·ry rule \mək-ˈnab-ˈma-lə-rē-\

Legal Definition of McNabb–Mallory rule

  1. :  a doctrine in criminal procedure: an arrestee must be brought before a magistrate without unnecessary delay in order for a confession made during detention to be admissible

Additional Notes on mcnabb–mallory rule

In practice, the rule is not absolute. Under the U.S. Code, a delay of more than six hours in bringing an arrestee before a magistrate will not render a confession inadmissible if the delay was reasonable in light of distance and transportation.

Origin and Etymology of mcnabb–mallory rule

after McNabb v. United States, 318 U.S. 332 (1943) and Mallory v. United States, 354 U.S. 449 (1957), U.S. Supreme Court cases that established the rule

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a rounded knoll or a ridge of ice

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