Written by attorney Jack E Hoffstadt | May 6, 2018

Horizontal Gaze Nystagmus Test

The first and according to the National Highway Safety and Traffic Administration is the Horizontal Gaze Nystagmus Test (HGN).

Additional resources provided by the author

NHSTA Standard Field Sobriety Training Manuals-Available at no cost from the Washington State Police Website

Rate this guide

Avvo DUI email series

Sign up to receive a 3-part series of useful information and legal advice about DUIs.

Can’t find what you’re looking for?

Post a free question on our public forum.

Ask a Question

- or -

Search for lawyers by reviews and ratings.

Find a Lawyer