---
title: "Interrogator code allocation plan — EASA Definition · Avioverse"
description: "Article 2, Regulation (EU) 2017/373: ‘interrogator code allocation plan’ means the most recently approved complete set of interrogator code allocations."
url: "https://avioverse.aero/glossary/easa/interrogator-code-allocation-plan"
---

# interrogator code allocation plan

EASA defines “interrogator code allocation plan” in one regulation. The wording below is reproduced verbatim from the EASA Easy Access Rules, with a link to the paragraph it comes from.

> ‘interrogator code allocation plan’ means the most recently approved complete set of interrogator code allocations.
>
> (\*1)  Regulation (EU) 2024/2803 of the European Parliament and of the Council of 23 October 2024 on the implementation of the Single European Sky (OJ L, 2024/2803, 11.11.2024, ELI: http\://data.europa.eu/eli/reg/2024/2803/oj).
>
> (\*2)  Regulation (EU) 2018/1139 of the European Parliament and of the Council of 4 July 2018 on common rules in the field of civil aviation and establishing a European Union Aviation Safety Agency, and amending Regulations (EC) No 2111/2005, (EC) No 1008/2008, (EU) No 996/2010, (EU) No 376/2014 and Directives 2014/30/EU and 2014/53/EU of the European Parliament and of the Council, and repealing Regulations (EC) No 552/2004 and (EC) No 216/2008 of the European Parliament and of the Council and Council Regulation (EEC) No 3922/91 (OJ L 212, 22.8.2018, p. 1, ELI: http\://data.europa.eu/eli/reg/2018/1139/oj).

Article 2 · Air Traffic Management / Air Navigation Services · Regulation (EU) 2017/373 · Easy Access Rules, 12 Mar 2025 revision · [Read Article 2](https://avioverse.aero/regulations/easa/atm-ans/cover-regulation/powers-and-recitals#article-2)

## Defined in the same article

- [airborne collision avoidance system (ACAS)](https://avioverse.aero/glossary/easa/airborne-collision-avoidance-system)
- [ATM/ANS provider](https://avioverse.aero/glossary/easa/atmans-provider)
- [data services provider (DAT provider)](https://avioverse.aero/glossary/easa/data-services-provider)
- [design of airspace structures](https://avioverse.aero/glossary/easa/design-of-airspace-structures)
- [eligible Mode S interrogator](https://avioverse.aero/glossary/easa/eligible-mode-s-interrogator)
- [harmful interference](https://avioverse.aero/glossary/easa/harmful-interference)
- [Mode S interrogator](https://avioverse.aero/glossary/easa/mode-s-interrogator)
- [Mode S operator](https://avioverse.aero/glossary/easa/mode-s-operator)