578. Where a counterparty sends an 'EROR' report for its side of the derivative, the TR that has received such report should remove the derivative reported by that counterparty from the TSR. The TR should do so even when the other counterparty reports to the same TR and has not made the same report. Counterparties should be responsible for resolving any type of mismatch caused by the usage of 'EROR' reports.

579. The TR should restore the derivative to the TSR when a report with action type 'Revive' has been received and it is compliant with the validation rules and the logical rules included in table under paragraph 576. The TR should do so even when the other counterparty reports to the same TR and has not made the same report. Counterparties should be responsible for resolving any type of mismatch caused by the usage of 'REVI' reports.