Child custody, a description of the legal relationship between a parent (or guardian) and child
Custody and repatriation, a Chinese administrative procedure 1982–2003
Legal custody, a legal term in England and Wales for a person held under the law
Arrest or police custody, a lawful holding of a person by removing their freedom of liberty
Remand (detention), otherwise known as remanded in custody
Imprisonment (Terminology varies, but in common law, detention before charge is referred to as custody and continued detention after conviction is referred to as imprisonment.)