---
title: "ATCO.C.010 On-the-job training instructor (OJTI) privileges — ANNEX I – PART ATCO – REQUIREMENTS FOR THE LICENSING OF AIR TRAFFIC CONTROLLERS, ATCO · Avioverse"
description: "Holders of an OJTI endorsement are authorised to provide practical training and supervision on operational working positions for which a valid unit…"
url: "https://avioverse.aero/regulations/easa/atco/part-atco-requirements-for-the-licensing-of-air/subpart-c/atco-c-010"
---

# ATCO.C.010 On-the-job training instructor (OJTI) privileges

ANNEX I – PART ATCO – REQUIREMENTS FOR THE LICENSING OF AIR TRAFFIC CONTROLLERS · Regulation (EU) 2015/340 · EAR revision 14 Jun 2024

IR Implementing rule

## ATCO.C.010 On-the-job training instructor (OJTI) privileges

(a) Holders of an OJTI endorsement are authorised to provide practical training and supervision on operational working positions for which a valid [unit endorsement](https://avioverse.aero/glossary/easa/unit-endorsement) is held and on synthetic training devices in the ratings held.

(b) Holders of an OJTI endorsement shall only exercise the privileges of the endorsement if they have:

(1) exercised for at least two years the privilege of the [rating](https://avioverse.aero/glossary/easa/rating) they will instruct in;

(2) exercised for an immediately preceding period of at least six months the privilege of the valid unit endorsement, in which instruction will be given;

(3) practised instructional skills in those procedures in which it is intended to provide instruction.

(c) The period of two years referred to in point (b)(1) can be shortened to not less than one year by the competent authority when requested by the [training organisation](https://avioverse.aero/glossary/easa/training-organisation).

IR · ATCO.C.010 — Regulation (EU) 2015/340 · ATCO Easy Access Rules · EAR revision 14 Jun 2024

GM Guidance material

## GM1 ATCO.C.010(c) On-the-job training instructor (OJTI) privileges

SHORTENING OF THE [RATING](https://avioverse.aero/glossary/easa/rating) EXPERIENCE REQUIREMENT FOR OJTI

When assessing the training organisations’ request for the shortening of the rating experience requirement for OJTIs, the competent authority should take into account the complexity of the traffic in the unit where the on-the-job instruction is provided, as well as the impact on the continuity and safety aspects of the service.

GM · GM1 ATCO.C.010(c) — Regulation (EU) 2015/340 · ED Decision 2015/010/R · ATCO Easy Access Rules · EAR revision 14 Jun 2024

[All rules in SUBPART C – REQUIREMENTS FOR INSTRUCTORS AND ASSESSORS](https://avioverse.aero/regulations/easa/atco/part-atco-requirements-for-the-licensing-of-air/subpart-c)

Consolidated from the EASA Easy Access Rules (revision 14 Jun 2024, 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.