A certificate holder is simply the party the certificate was issued to. It confers no coverage and no rights under the policy. An additional insured has actual coverage under the policy by endorsement. A party can be one, the other, both or neither, and being listed as a certificate holder says nothing whatsoever about whether coverage responds to them.
Updated September 2026.
Why brokers care
Clients routinely conflate the two, and so do some brokerage staff under time pressure. Someone reads the holder box, sees their client's name, and treats the requirement as met. It is not met. If the contract required additional insured status and only holder status was arranged, the client has no coverage under that policy and believes they do, which is the worst version of this situation.
What to check
- Whether the contract asks for holder status, additional insured status, or both
- That the holder name and address match the contract exactly
- That an additional insured endorsement exists where one was required
- Whether the contract requires notice of cancellation to the holder
- That nobody has substituted holder status for the endorsement
Common mistake
Reading the holder box and stopping. Seeing the client's name there feels like confirmation, and it confirms only that somebody addressed a document to them. If the contract asked for additional insured status, the holder box is the wrong place to look for it.
The failure modes are set out in the E&O exposure guide.