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Preliminary Breath Test (PBT)

Preliminary Breath Test (PBT) The preliminary breath test machine is the small breathalyzer machine that police use to test the blood alcohol content of a suspect at the scene of a drunk driving investigation. However, the PBT has been shown to be too unreliable to be...

Field Sobriety Tests

  During a Drunk Driving investigation police officers may ask you to perform a wide array of tests that are aimed at assessing your level of impairment and intoxication. The problem with many field sobriety tests is that they have no basis in science; however,...

Chemical Test Rights

Under MCL 257.625a persons arrested for crimes involving operating under the influence of alcohol or drugs, or other crimes described in MCL 257.625c(1) must be advised of certain rights before submitting to chemical testing. The person must be advised That if the...

Affirmative Defense

Affirmative Defense The affirmative defense is set out in MCL 333.26428 which states: A. Except as provided in section 7, a patient and a patient’s primary care giver, if any, may assert the medical purpose for using marihuana, and this defense shall be presumed valid...

Possession of Marijuana with Valid Identification

Statutory Presumption: Protects You From Police Searches! For local law enforcement there is a statutory presumption a person is engaged in the medical use of marihuana if they have a valid registry identification card, and they are in possession of an amount of...