Insurable interest refers to Financial interest of the person in the asset to be insured. It makes an insurance contract valid and enforceable under the law.
Insurable interest can be in Self (Own life), Spouses life, Childrens life, Assets owned
In Life insurance, insurable interest should be present at the time of taking the policy. In general insurance, insurable interest should be present both at the time of taking the policy and at the time of claim with some exceptions