---
title: "Article 2 Definitions — Commission Delegated Regulation (EU) 2020/2034, Occurrence Reporting · Avioverse"
description: "For the purposes of this Regulation, the following definitions shall apply:"
url: "https://avioverse.aero/regulations/easa/occurrence-reporting/commission-delegated-regulation-eu-2020-2034/cover-regulation/article-2"
---

# Article 2 Definitions

Commission Delegated Regulation (EU) 2020/2034 · Regulation (EU) No 376/2014 · EAR revision 27 Sep 2023

IR Implementing rule

## Article 2 Definitions

For the purposes of this Regulation, the following definitions shall apply:

(1) ‘European risk classification scheme’ or ‘ERCS’ means the methodology applied for the assessment of the risk posed by an [occurrence](https://avioverse.aero/glossary/easa/occurrence) to civil aviation in the form of a [safety risk score](https://avioverse.aero/glossary/easa/safety-risk-score);

(2) ‘[ERCS matrix](https://avioverse.aero/glossary/easa/ercs-matrix)’ means a grid made up of the variables described in Article 3(3) which serves for the illustrative representation of the safety risk score;

(3) ‘safety risk score’ means the result of the risk classification of an occurrence by combining the values of the variables described in Article 3(3);

(4) ‘[high-risk area](https://avioverse.aero/glossary/easa/high-risk-area)’ means an area where an [aircraft](https://avioverse.aero/glossary/easa/aircraft) impact would cause numerous injuries, result in a high number of fatalities, or both because of the nature of the activities in that area, such as nuclear or chemical plants;

(5) ‘[populated area](https://avioverse.aero/glossary/easa/populated-area)’ means an area with clustered or scattered buildings and a permanent human population, such as city, settlement, town, or village;

(6) ‘[life changing injury](https://avioverse.aero/glossary/easa/life-changing-injury)’ means an injury reducing the person’s quality of life in regard to reduced mobility or reduced cognitive or physical ability in daily life.

IR · Article 2 — Regulation (EU) No 376/2014 · Regulation (EU) 2020/2034 · Occurrence Reporting Easy Access Rules · EAR revision 27 Sep 2023

[All rules in Cover Regulation](https://avioverse.aero/regulations/easa/occurrence-reporting/commission-delegated-regulation-eu-2020-2034/cover-regulation)

Consolidated from the EASA Easy Access Rules (revision 27 Sep 2023, extracted 13 Oct 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.