Requirement & Measure Evidence Submission Evidence Description Evidence Assessment Approach Auditor Notes R4 Each legal owner of a transmission facility must coordinate all new protection systems and all protection system changes with: each affected adjacent legal owner of a transmission facility; each affected legal owner of a generating unit; each affected legal owner of an aggregated generating facility; each affected interconnected transmission operator ; and the ISO, as affected, and must notify the ISO that such coordination has occurred. MR4 Evidence of coordinating protection systems and notifying the ISO as required in requirement R4 exists. Evidence of coordinating protection systems may include, but is not limited to, a fault analysis study, letters of agreement on settings, notifications of changes or other equivalent evidence. Evidence of notifying the ISO may include, but is not limited to, electronic notifications (emails), hard copy notifications or other equivalent evidence. AR4 Please provide: a list of all new protection systems and all protection system changes implemented during the audit period; or, if during the audit period there were no new protection systems or protection systems changes, an attestation letter to this effect. Review the evidence provided at AR4(i) evidence, such as a fault analysis study, letters of agreement on settings or notifications of changes, demonstrating that your entity coordinated all new protection systems and all protection system changes as per R4, for each entry identified at AR4(i). Review the evidence provided at AR4(i) and AR4(ii) to determine whether appropriate coordination has occurred. evidence, such as electronic notifications (emails) or hard copy notifications, demonstrating that your entity notified the ISO on the coordination of all new protection systems and all protection system changes as per R4, for each entry identified at AR4(i). Review the evidence provided at AR4(i) and AR4(iii) to determine whether the ISO was notified of coordination. or any other equivalent evidence demonstrating compliance with the requirement R4. Review any other evidence provided. Findings R5 Requirement & Measure Evidence Submission Evidence Description Evidence Assessment Approach Auditor Notes
(emails) or other equivalent evidence. Findings R6 Requirement & Measure Evidence Submission Evidence Description Evidence Assessment Approach Auditor Notes R6 Each operator of a transmission facility must monitor the status (on/off) of each remedial action scheme in its area, and must notify the ISO and each affected: operator of a transmission facility; adjacent interconnected transmission operator; operator of a generating unit; and operator of an aggregated generating facility, of each change in status. MR6 Evidence of monitoring the status of each remedial action scheme in its area and notifying entities of each change in status as required in requirement R6 exists. Evidence of monitoring the status of each remedial action scheme may include, but is not limited to, SCADA data, wiring diagrams or other equivalent evidence. Evidence of notifying entities may include, but is not limited to, SCADA data, voice recordings, operator logs, electronic notifications (emails) or other equivalent evidence. AR6 Please provide: a list of all remedial action scheme in the entity’s area that existed within the audit period; the list should include all those remedial action scheme identified in the ISO remedial action scheme database (which is published on the ISO website) that the entity owns (entirely or a portion of the remedial action scheme). Review the list provided at AR6(i) against the ISO RAS database. evidence (e.g. SCADA data, alarms, procedures, etc.) to demonstrate monitoring of the status of each remedial action scheme in its area. Review the evidence provided at AR6(i) and AR6(ii) to determine whether all remedial action schemes were monitored. a list of the changes in remedial action scheme status which occurred during the audit period; or, if no such changes occurred, provide an attestation letter to this effect; Review the evidence provided at AR6(iii). evidence of notification, such as operator logs or voice recordings, of each change in remedial action scheme status which occurred during the audit period. Review the evidence provided at AR6(iii) and AR6(iv) to determine whether the notification of change of status was issued to the entities.