It consists of subjective intention or great misfeasance of identifier, illegal identification, result of damages, causality between illegal identification and result of damages.

• 鉴定人主观上有故意或重大过失、违法鉴定行为、损害结果、违法鉴定行为与损害结果有因果关系，是这一侵权责任的构成要件。