A false arrest is one way of committing false imprisonment. To prove false arrest, a person must prove three elements.False imprisonment occurs when you unlawfully deprive another person of his or her personal liberty. False arrest is defined as the unlawful restraint of a person's freedom of movement. Under California Penal Code Section 118.1 PC, it is a crime for a police officer to deliberately put false information into a report on a criminal matter. False arrest occurs when someone makes an arrest, and the facts of the "crime" don't fit the elements in the statute. Failure to cooperate with an investigation into potential police misconduct. In that case, one individual holds another against their will or takes them into custody without consent or legal authority to do so. At its most basic, false imprisonment in California is "the unlawful violation of the personal liberty of another. California Penal Code § 134 PC makes it a crime to prepare false evidence with the intent to use it fraudulently in a legal proceeding.