---
title: "SPA.HEMS.151 Aircraft tracking system — Part-SPA · Avioverse"
description: "The operator shall establish and maintain a monitored aircraft tracking system for HEMS operations for the entire duration of the HEMS mission."
url: "https://avioverse.aero/regulations/easa/air-ops/part-spa/subpart-j/spa-hems-151"
---

# SPA.HEMS.151 Aircraft tracking system

ANNEX V (Part-SPA) · Regulation (EU) No 965/2012 · EAR revision 27 Mar 2026

IR Implementing rule

## SPA.HEMS.151 Aircraft tracking system

The operator shall establish and maintain a monitored [aircraft tracking system](https://avioverse.aero/glossary/easa/aircraft-tracking-system) for HEMS operations for the entire duration of the HEMS mission.

IR · SPA.HEMS.151 — Regulation (EU) No 965/2012 · Regulation (EU) 2023/1020 · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

AMC Acceptable means of compliance

## AMC1 SPA.HEMS.151 Aircraft tracking system

GENERAL

(a) The operator should track and monitor HEMS flights from take-off to landing.

(b) The operator should establish a detailed procedure describing how the [aircraft tracking system](https://avioverse.aero/glossary/easa/aircraft-tracking-system) is to be monitored, what actions are to be taken if a deviation or anomaly has been detected, and when those actions are to be taken.

OPERATIONAL PROCEDURE

(c) The procedure should take into account the following aspects:

(1) the outcome of the risk assessment made when the frequency of position reports was defined;

(2) the local environment of the intended operations; and

(3) the interface with the operator’s emergency response plan.

(d) [Aircraft tracking](https://avioverse.aero/glossary/easa/aircraft-tracking) data should be recorded on the ground and retained for at least 48 h. Following an accident or a serious incident subject to investigation, the data should be retained for at least 30 days, and the operator should be capable of providing a copy of this data without delay.

AMC · AMC1 SPA.HEMS.151 — Regulation (EU) No 965/2012 · ED Decision 2023/007/R · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

[All rules in SUBPART J: HELICOPTER EMERGENCY MEDICAL SERVICE OPERATIONS](https://avioverse.aero/regulations/easa/air-ops/part-spa/subpart-j)

Consolidated from the EASA Easy Access Rules (revision 27 Mar 2026, 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.