Insurable Interest means you either rely on him for financial support, or that you would suffer financially if your husband were to die.
Insurable interest does exist between spouses.
In addition, to his permission, you may need him to sign the application for life insurance, and answer some health questions.
He may even need to take a medical exam to find out if he qualifies for a life insurance policy.
Here's how you can get life insurance today online with your husband's approval.