(f) fuel use monitoring and measurement devices, and related procedures for monitoring of fuel use related to greenhouse gas emissions, including procedures and practices for operation, maintenance and calibration of such measurement devices, 

(g) greenhouse gas information and data management systems and controls, including quality management systems and quality assurance / quality control techniques, 

(h) aviation related IT systems such as flight planning software or operational management systems, 

(i) knowledge of approved CORSIA Sustainability Certification Schemes relevant for CORSIA eligible fuels under this Order, including certification scopes( a ), and 

(j) basic knowledge of greenhouse gas markets and emissions units programme registries. 

(13) Evidence of these competencies must include proof of relevant professional experience, complemented by appropriate training and education credentials. 

## Validation of verification team data and information auditing( b ) 

(14) The verification team as a whole must demonstrate detailed knowledge of ISO 14064- 3:2006, including demonstrated ability to develop a risk-based verification approach, perform verification procedures including assessing data and information systems and controls, collect sufficient and appropriate evidence and draw conclusions based on that evidence. 

(15) Evidence of data and information auditing expertise and competencies must include previous professional experience in auditing and assurance activities, complemented by appropriate training and education credentials. 

## Use of contracted validators and verifiers( c ) 

(16) The verification body must document roles and responsibilities of the verification personnel, including contracted persons involved in the verification activity. 

## Outsourcing( d ) 

(17) The verification body must not outsource the final decision on the verification and the issuance of the verification statement. 

(18) The independent review must only be outsourced as long as the outsourced service is appropriate, competent, and covered by the accreditation. 

## Confidentiality( e ) 

(19) The verification body must ensure it has the express consent of the aeroplane operator prior to submission of the verified Emissions Report and the Verification Report to the Regulator. The mechanism for authorising this consent must be specified in the contract between the verification body and aeroplane operator. 

## Records( f ) 

(20) The verification body must keep records on the verification process for a minimum of ten years, including— 

(a) client’s Emissions Monitoring Plan and Emissions Report, 

(b) Verification Report and related internal documentation, 

(c) identification of team members and criteria for selection of team, and 

(d) working papers with data and information reviewed by the team in order to allow for an independent party to assess the quality of the verification activities and conformance with verification requirements. 

