Very few purchasers of Builder’s Risk insurance are aware that coverage ceases in two ways and not just at policy expiration.   At expiration as everyone is aware , coverage  also ceases  when a project, recently completed is awarded it’s Certificate of
Occupancy by the municipality it is located in. Rather than write the article again here, I just thought I would provide the link.

Do You Know When Your Builders Risk Policy Expires??

Hopefully you are reading this prior to your loss!