Non-Fatal Offences Against the Person Act 1997
15.— (1) A person shall be guilty of the offence of false imprisonment who intentionally or recklessly—
( a) takes or detains, or
( b) causes to be taken or detained, or
( c) otherwise restricts the personal liberty of,
another without that other's consent.
(2) For the purposes of this section, a person acts without the consent of another if the person obtains the other's consent by force or threat of force, or by deception causing the other to believe that he or she is under legal compulsion to consent.
(3) A person guilty of an offence under this section shall be liable—
( a) on summary conviction, to a fine not exceeding £1,500 or to imprisonment for a term not exceeding 12 months or to both, or
( b) on conviction on indictment, to imprisonment for life.