A Box Sign request that has not yet been signed or declined can be cancelled
using the . Any outstanding signers
can no longer sign the document.
Only the requester (the user who created the request) can cancel it. You can’t
cancel a request that was declined, fully signed, or whose document is
still converting.
Cancel a request
Provide a cancellation reason
The request body accepts an optional reason field describing why the request was
cancelled.
The v10 SDK methods shown above cancel a request without sending a body, so call the
endpoint directly to set a reason.
Control signer notifications
Signer notifications are configured per signer when the request is created, not when
it is cancelled, so the cancel endpoint takes no notification parameters. To turn the
default emails off and send your own, see
.