Must you take the prelim breath test (“PBT”) for a Maryland DUI? Maryland attorney Marcus Boston explains why you DO NOT have to take it. Do not get the PBT mixed up with the test to be given to you at the police station. To request the FREE book mentioned in the video for Maryland residents, send us an email at

Marcus Boston is a Maryland medical malpractice attorney who helps people navigate the Maryland childbirth injury and medical malpractice process to get money for their injuries caused by the carelessness of doctors and hospitals.