Challenging Horizontal Gaze Nystagmus Test Administration

People charged with DUIs can and do challenge Horizontal Gaze Nystagmus Test administration. The Horizontal Gaze Nystagmus Test (HGN test) is one of the Standardized Field Sobriety Tests (SFSTs) given to suspected drunk drivers at the roadside by law enforcement. To determine how to challenge HGN test administration, learn how the test is administered and then how police officers do it incorrectly. How is the HGN test correctly administered? The National Highway Traffic Safety Administration provides law enforcement with guidelines on administering the HGN test. This article only summarizes the detailed guidelines. First, the officer should instruct the driver to place his feet...

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