Article 19Uncertainty assessment
1.Where Implementing Regulation (EU) 2018/2066 requires the operator to demonstrate compliance with the uncertainty thresholds for activity data and calculation factors, the verifier shall confirm the validity of the information used to calculate the uncertainty levels as set out in the approved monitoring plan.
2.Where an operator applies a monitoring methodology not based on tiers, as referred to in Article 22 of Implementing Regulation (EU) 2018/2066, the verifier shall check the following:
(a)whether an assessment and quantification of the uncertainty has been carried out by the operator demonstrating that the required overall uncertainty threshold for the annual level of greenhouse gas emissions pursuant to point (c) of Article 22 of Implementing Regulation (EU) 2018/2066 has been met;
(b)the validity of the information used for the assessment and quantification of the uncertainty;
(c)whether the overall approach used for the assessment and the quantification of the uncertainty is in accordance with point (b) of Article 22 of Implementing Regulation (EU) 2018/2066;
(d)whether evidence is provided that the conditions for the monitoring methodology referred to in point (a) of Article 22 of Implementing Regulation (EU) 2018/2066 have been met.
3.Where Delegated Regulation (EU) …/… requires the operator to carry out a simplified uncertainty assessment, the verifier shall confirm the validity of the information used for that assessment.