You pay high premiums for a set number of years or until a certain age and the policy continues in effect until your death. (insuranceproviders.com)
The important thing to remember is that you pay only once, and the coverage continues in effect for as long as you have an interest in your property. (washingtonpost.com)
Thus the rule on seals continued in effect by decree, in the absence of an actual (intentional) seal. (slaw.ca)