Some systems require parental consent to marriage when the parties are above the minimum age but below some other age, and failure to obtain this may be a ground for annulment.

• 一些法律更规定如果结婚双方到了最小年龄，但不够某一年龄，需要征得父母同意，不满足条件的婚姻可能被法庭宣布无效。