If you do not appear, the judge may issue a warrant for your immediate arrest. While typically a warrant is required before police can search, there are instances in which the police do not need a warrant.A police officer may arrest a person for an offense, pursuant to section 140.10, at any hour of any day or night. If no arrest warrant had been issued, the prosecuting agency should assume responsibility for ensuring that the fingerprinting process is completed. New York dramatically changed its criminal law procedures when it implemented a "mandatory arrest" law for cases involving domestic violence. Suffolk County Bench Warrant Lawyer. A bench warrant is issued when an individual fails to appear in court for their regularly scheduled court appearance. Similarly, the local sheriff or police do not need an arrest warrant to serve you with an order of protection. There is no question here, even viewing the facts in the light most favorable to Cass, that Detective Walker had probable cause to arrest Cass. This authorizes the police to arrest and detain the individual named in the warrant.