Perlmutter & McGuinness P.C.

Daniel McGuinness primarily focuses on criminal defense and DWI defense. His DWI work includes both trial work and public interest litigation related to DWI defense. In 2014, Mr. McGuinness successfully argued a freedom of information case before the New York First Appellate Division, winning access to all of the NYPD's breath testing maintenance records, which are now available online. Through extensive litigation, Mr. McGuinness has obtained all of the maintenance records for New York City’s Intoxilyzer 5000EN machines (the breathalyzer used by the NYPD). Find out if the Intoxilyzer used in your case was working properly by finding the maintenance documents related to your breath test below.