What is a notice of rescission in regards to auto insurance?

Answer 1

A rescission, is a rescind. That means they have voided whatever the notice referred too.

You'll have to read the notice for further details to determine what was rescinded.

A notice of rescission is often sent to the insured when a late payment has been processed where the insurer has already sent out a notice of cancellation for non payment. If the payment was received after the due date and accepted after the cancel notice was issued, The insurance company may send a notice of rescission and continuation of coverage, Basically they are cancelling the cancellation, meaning that you are not cancelled.