The Fourth Amendment to the United States Constitution protects citizens from unreasonable searches and seizures. Courts have long held that to be considered “reasonable”, a search must be supported by the issuance of a valid search warrant. To obtain a warrant, police must fill out an affidavit explaining the basis for their belief that the search is necessary, and present the affidavit to a magistrate, who makes the legal determination if the warrant is justified. Recently, the U.S Supreme Court issued an opinion in a case that may impact when police officers are permitted to take blood when they suspect someone is violating New York DUI laws.
While a warrant is necessary for most searches, there are a number of exceptions to the search warrant requirement. These include:
- The plain view doctrine;