expression, suru verb (irregular)
make a statement (before a court)
Formal legal expression used when a party or witness makes a statement in court proceedings.
被告は法廷で申述をした。
The defendant made a statement in court.
陳述 is a more general term for making a statement or declaration, not limited to court settings. 申述 is specifically a formal statement in legal proceedings.
Compound of 申 (もうす, 'to say' humble) and 述 (のべる, 'to state'), used in legal contexts. The exact historical derivation is uncertain, but the term is conventionally associated with formal court statements.