The Insurance Service Office (ISO) provides standard insurance coverage forms used by most insurance companies. As updated forms are released, the older forms are taken out of publication and are generally no longer used by admitted insurance companies, as a result of their licensing agreements with ISO.
In April of 2013, ISO issued several new additional insured endorsement updates that were crated in response to recent anti-indemnity legislation that has occurred in many states including California. The April 2013 endorsements add three new limitations as follows: