Legal Dictionary of Pakistan

eight-corners rule

Insurance. The principle that a liability insurer's duty to defend its insured - generally triggered if the plaintiff's claims against the insured are within the policy's coverage - is assessed by reviewing the claims asserted in the plaintiffs complaint, without reference to matters outside the four corners of the complaint plus the four corners of the policy. - Also termed allegations-of-theeomplaint rule. Cf. FOUR-CORNERS RULE.