AMC1 ATM/ANS.AR.C.010(a) Oversight

• ED Decision 2017/001/R found in: ATM/ANS Provision of Services (2017/373) (Mar 2025)

AMC1 ATM/ANS.AR.C.010(a) Oversight ED Decision 2017/001/R AUDITS The audits should include oversight of changes to the functional system in order to: (a) verify that changes made to the functional system: (1) comply with [ATM/ANS.OR.A.045](#_DxCrossRefBm647742061); (2) have been managed in accordance with the procedures identified in [ATM/ANS.OR.B.010(a)](#_DxCrossRefBm647742067) that have been approved; and (3) are being verified against the monitoring criteria that were identified in the assurance argument as a result of complying with [ATM/ANS.OR.C.005(b)(2)](#_DxCrossRefBm647742065) or [ATS.OR.205(b)(6)](#_DxCrossRefBm647742066), as appropriate; and (b) verify that if, as a result of the monitoring referred to in (a)(3), the argument, referred to in [ATS.OR.205(a)(2)](#_DxCrossRefBm647742066) and [ATM/ANS.OR.C.005(a)(2)](#_DxCrossRefBm647742065), is found to be incomplete and/or incorrect, then the service provider has initiated a change or has revised the argument such that the inferences or evidence are now sufficient to justify the claim. AMC1 ATM/ANS.AR.C.010(a) Oversight ED Decision 2017/001/R AUDITS The audits should include oversight of changes to the functional system in order to: (a)       verify that changes made to the functional system: (1)       comply with [ATM/ANS.OR.A.045](#_DxCrossRefBm1726554913); (2)       have been managed in accordance with the procedures identified in [ATM/ANS.OR.B.010(a)](#_DxCrossRefBm1726554912) that have been approved; and (3)       are being verified against the monitoring criteria that were identified in the assurance argument as a result of complying with [ATM/ANS.OR.C.005(b)(2)](#_DxCrossRefBm1726554910) or [ATS.OR.205(b)(6)](#_DxCrossRefBm1726554911), as appropriate; and (b)       verify that if, as a result of the monitoring referred to in (a)(3), the argument, referred to in [ATS.OR.205(a)(2)](#_DxCrossRefBm1726554911) and [ATM/ANS.OR.C.005(a)(2)](#_DxCrossRefBm1726554910), is found to be incomplete and/or incorrect, then the service provider has initiated a change or has revised the argument such that the inferences or evidence are now sufficient to justify the claim.