---
title: "AMC1 SECTION III — (a)(1) — SPECIFIC REQUIREMENTS FOR PROVIDERS OF FLIGHT PROCEDURE DESIGN SERVICES, ATM/ANS · Avioverse"
description: "SYSTEM OF DESIGNATORS The system of designators should: make a clear distinction between:"
url: "https://avioverse.aero/regulations/easa/atm-ans/specific-requirements-for-providers-of-flight/appendix-1/amc1-section-iii-a-1"
---

# AMC1 SECTION III — (a)(1)

SPECIFIC REQUIREMENTS FOR PROVIDERS OF FLIGHT PROCEDURE DESIGN SERVICES · Regulation (EU) 2017/373 · EAR revision 12 Mar 2025

AMC Acceptable means of compliance

## AMC1 SECTION III — (a)(1)

SYSTEM OF DESIGNATORS

The system of designators should:

(a) make a clear distinction between:

(1) departure routes and arrival routes;

(2) departure or arrival routes and other ATS routes; and

(3) routes requiring navigation by reference to ground-based radio aids or self-contained airborne aids, and routes requiring navigation by visual reference to the ground;

(b) be compatible with ATS and aircraft data processing and display requirements;

(c) be of utmost brevity in its operational application;

(d) avoid redundancy; and

(e) provide sufficient possibility for extension to cater for any future requirements without the need for fundamental changes.

AMC — Regulation (EU) 2017/373 · ED Decision 2020/008/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

[All rules in Appendix 1 — REQUIREMENTS FOR AIRSPACE STRUCTURES AND FLIGHT PROCEDURES CONTAINED THEREIN](https://avioverse.aero/regulations/easa/atm-ans/specific-requirements-for-providers-of-flight/appendix-1)

Consolidated from the EASA Easy Access Rules (revision 12 Mar 2025, 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.