---
title: "AMC1 ATCO.D.010(a)(1) Composition of initial training – Basic training — INITIAL TRAINING CONTENT, ATCO — COMMISSION REGULATION (EU) 2015/340 — extract 5 · Avioverse"
description: "SUBJECT 6: AIRCRAFT The subject objective is: Learners shall describe the basic principles of the theory of flight and aircraft characteristics and how…"
url: "https://avioverse.aero/regulations/easa/atco/initial-training-content/commission-regulation-eu-2015-340/amc1-atco-d-010-a-1-7"
---

# AMC1 ATCO.D.010(a)(1) Composition of initial training – Basic training

INITIAL TRAINING CONTENT · Regulation (EU) 2015/340 · EAR revision 14 Jun 2024

AMC Acceptable means of compliance

## AMC1 ATCO.D.010(a)(1) Composition of initial training – Basic training

SUBJECT 6: AIRCRAFT

The subject objective is:

Learners shall describe the basic principles of the theory of flight and aircraft characteristics and how these influence ATS operations.

\[applicable until 3 August 2024 - ED Decision 2019/023/R]

| TOPIC ACFTB 1 — INTRODUCTION TO AIRCRAFT                 |                                                                                           |   |   |
| -------------------------------------------------------- | ----------------------------------------------------------------------------------------- | - | - |
| Subtopic ACFTB 1.1 — Application of units of measurement |                                                                                           |   |   |
| BASIC ACFTB 1.1.1                                        | Apply the units of measurement appropriate to aircraft and principles of flight.          | 3 |   |
| Subtopic ACFTB 1.2 — Aviation and aircraft               |                                                                                           |   |   |
| BASIC ACFTB 1.2.1                                        | Explain the relevance of theory of flight and aircraft characteristics in ATS operations. | 2 |   |

\[applicable until 3 August 2024 - ED Decision 2019/023/R]

| TOPIC ACFTB 1 — INTRODUCTION TO AIRCRAFT                 |                                                                                           |   |   |
| -------------------------------------------------------- | ----------------------------------------------------------------------------------------- | - | - |
| Subtopic ACFTB 1.1 — Application of units of measurement |                                                                                           |   |   |
| BASIC ACFTB 1.1.1                                        | Apply the units of measurement appropriate to aircraft and the principles of flight.      | 3 |   |
| Subtopic ACFTB 1.2 — Aviation and aircraft               |                                                                                           |   |   |
| BASIC ACFTB 1.2.1                                        | Explain the relevance of theory of flight and aircraft characteristics in ATS operations. | 2 |   |

\[applicable from 4 August 2024 - ED Decision 2023/011/R]

| TOPIC ACFTB 2 — PRINCIPLES OF FLIGHT                                  |                                                                           |   |                                                                                              |
| --------------------------------------------------------------------- | ------------------------------------------------------------------------- | - | -------------------------------------------------------------------------------------------- |
| Subtopic ACFTB 2.1 — Forces acting on aircraft                        |                                                                           |   |                                                                                              |
| BASIC ACFTB 2.1.1                                                     | Explain the forces acting on an aircraft in flight and their interaction. | 2 | Lift, thrust, drag, weight during level flight Optional content: during climb, descent, turn |
| BASIC ACFTB 2.1.2                                                     | Explain causes and effects of wake turbulence.                            | 2 | Induced drag                                                                                 |
| Subtopic ACFTB 2.2 — Structural components and control of an aircraft |                                                                           |   |                                                                                              |
| BASIC ACFTB 2.2.1                                                     | Describe the main structural components of an aircraft.                   | 2 | Rotary and fixed wing, tail plane, fuselage, flap, aileron, elevator, rudder, landing gear   |
| BASIC ACFTB 2.2.2                                                     | Explain how the pilot controls the movements of an aircraft.              | 2 | Rudder, aileron, elevator, throttle, rotary wing controls                                    |
| BASIC ACFTB 2.2.3                                                     | Explain the factors affecting aircraft stability.                         | 2 |                                                                                              |
| Subtopic ACFTB 2.3 — Flight envelope                                  |                                                                           |   |                                                                                              |
| BASIC ACFTB 2.3.1                                                     | Characterise the critical factors which affect aircraft performance.      | 2 | Maximum speeds, minimum and stall speeds, ceiling, critical angle of attack, maximum ROC     |

\[applicable until 3 August 2024 - ED Decision 2019/023/R]

| TOPIC ACFTB 2 — PRINCIPLES OF FLIGHT                                  |                                                                           |   |                                                                                                                                                                         |
| --------------------------------------------------------------------- | ------------------------------------------------------------------------- | - | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Subtopic ACFTB 2.1 — Forces acting on aircraft                        |                                                                           |   |                                                                                                                                                                         |
| BASIC ACFTB 2.1.1                                                     | Explain the forces acting on an aircraft in flight and their interaction. | 2 | Lift, thrust, drag, weight during level flight Optional content: during climb, descent, turn                                                                            |
| BASIC ACFTB 2.1.2                                                     | Explain causes and effects of wake turbulence.                            | 2 | Induced drag                                                                                                                                                            |
| Subtopic ACFTB 2.2 — Structural components and control of an aircraft |                                                                           |   |                                                                                                                                                                         |
| BASIC ACFTB 2.2.1                                                     | Describe the main structural components of an aircraft.                   | 2 | Rotary and fixed wing, tail plane, fuselage, flap, aileron, elevator, rudder, landing gear                                                                              |
| BASIC ACFTB 2.2.2                                                     | Explain how the pilot controls the movements of an aircraft.              | 2 | Rudder, aileron, elevator, throttle, rotary wing controls                                                                                                               |
| BASIC ACFTB 2.2.3                                                     | Explain the factors affecting aircraft stability.                         | 2 |                                                                                                                                                                         |
| BASIC ACFTB 2.2.4                                                     | List aircraft design features reducing induced drag.                      | 1 | Optional content: winglet, tip tanks, reducing wing incidence, aspect ratio, etc.                                                                                       |
| BASIC ACFTB 2.2.5                                                     | Explain aircraft lights and their functions.                              | 2 | Regulation (EU) No 923/2012, ICAO Annex 6 Optional content: position lights, anti-collision lights, taxi lights, navigation lights, stroboscopic lights, landing lights |
| Subtopic ACFTB 2.3 — Flight envelope                                  |                                                                           |   |                                                                                                                                                                         |
| BASIC ACFTB 2.3.1                                                     | Characterise the critical factors which affect aircraft performance.      | 2 | Maximum speeds, minimum and stall speeds, ceiling, critical angle of attack, maximum ROC                                                                                |

\[applicable from 4 August 2024 - ED Decision 2023/011/R]

| TOPIC ACFTB 3 — AIRCRAFT CATEGORIES             |                                            |   |                                                                                                              |
| ----------------------------------------------- | ------------------------------------------ | - | ------------------------------------------------------------------------------------------------------------ |
| Subtopic ACFTB 3.1 — Aircraft categories        |                                            |   |                                                                                                              |
| BASIC ACFTB 3.1.1                               | List the different categories of aircraft. | 1 | Fixed wing, rotary wing, balloon, glider, RPAS                                                               |
| Subtopic ACFTB 3.2 — Wake turbulence categories |                                            |   |                                                                                                              |
| BASIC ACFTB 3.2.1                               | List the wake turbulence categories.       | 1 | ICAO Doc 4444                                                                                                |
| Subtopic ACFTB 3.3 — ICAO approach categories   |                                            |   |                                                                                                              |
| BASIC ACFTB 3.3.1                               | List the ICAO approach categories.         | 1 | ICAO Doc 8168                                                                                                |
| Subtopic ACFTB 3.4 — Environmental categories   |                                            |   |                                                                                                              |
| BASIC ACFTB 3.4.1                               | List ICAO noise classification.            |   | ICAO Annex 16 Optional content https\://www\.easa.europa.eu/eaer/topics/technology-and-design/aircraft-noise |

\[applicable until 3 August 2024 - ED Decision 2019/023/R]

| TOPIC ACFTB 3 — AIRCRAFT CATEGORIES             |                                            |   |                                                                                                              |
| ----------------------------------------------- | ------------------------------------------ | - | ------------------------------------------------------------------------------------------------------------ |
| Subtopic ACFTB 3.1 — Aircraft categories        |                                            |   |                                                                                                              |
| BASIC ACFTB 3.1.1                               | List the different categories of aircraft. | 1 | Fixed wing, rotary wing, balloon, glider, RPAS                                                               |
| Subtopic ACFTB 3.2 — Wake turbulence categories |                                            |   |                                                                                                              |
| BASIC ACFTB 3.2.1                               | List the wake turbulence categories.       | 1 | Regulation (EU) 2017/373                                                                                     |
| Subtopic ACFTB 3.3 — ICAO approach categories   |                                            |   |                                                                                                              |
| BASIC ACFTB 3.3.1                               | List the ICAO approach categories.         | 1 | ICAO Doc 8168                                                                                                |
| Subtopic ACFTB 3.4 — Environmental categories   |                                            |   |                                                                                                              |
| BASIC ACFTB 3.4.1                               | List the ICAO noise classification.        |   | ICAO Annex 16 Optional content https\://www\.easa.europa.eu/eaer/topics/technology-and-design/aircraft-noise |

\[applicable from 4 August 2024 - ED Decision 2023/011/R]

| TOPIC ACFTB 4 — AIRCRAFT DATA         |                                                                                              |   |                                                           |
| ------------------------------------- | -------------------------------------------------------------------------------------------- | - | --------------------------------------------------------- |
| Subtopic ACFTB 4.1 — Recognition      |                                                                                              |   |                                                           |
| BASIC ACFTB 4.1.1                     | Recognise the most commonly used aircraft.                                                   | 1 |                                                           |
| Subtopic ACFTB 4.2 — Performance data |                                                                                              |   |                                                           |
| BASIC ACFTB 4.2.1                     | State the ICAO aircraft type designators and categories for the most commonly used aircraft. | 1 | Type designators, approach and wake turbulence categories |
| BASIC ACFTB 4.2.2                     | State the standard average performance data of the most commonly used aircraft.              | 1 | Rate of climb/descent, cruising speed, ceiling            |

| TOPIC ACFTB 5 — AIRCRAFT ENGINES       |                                                                                                       |   |                                                               |
| -------------------------------------- | ----------------------------------------------------------------------------------------------------- | - | ------------------------------------------------------------- |
| Subtopic ACFTB 5.1 — Piston engines    |                                                                                                       |   |                                                               |
| BASIC ACFTB 5.1.1                      | Explain the operating principles, advantages and disadvantages of the piston engine and propeller.    | 2 | Piston engines, fixed pitch, variable pitch, number of blades |
| Subtopic ACFTB 5.2 — Jet engines       |                                                                                                       |   |                                                               |
| BASIC ACFTB 5.2.1                      | Explain the operating principles, advantages and disadvantages of the jet engine.                     | 2 |                                                               |
| BASIC ACFTB 5.2.2                      | List the different types of jet engines.                                                              | 1 |                                                               |
| Subtopic ACFTB 5.3 — Turboprop engines |                                                                                                       |   |                                                               |
| BASIC ACFTB 5.3.1                      | Explain the operating principles, advantages and disadvantages of the turboprop engine and propeller. | 2 |                                                               |
| Subtopic ACFTB 5.4 — Aviation fuels    |                                                                                                       |   |                                                               |
| BASIC ACFTB 5.4.1                      | List the most common aviation fuels.                                                                  | 1 |                                                               |

\[applicable until 3 August 2024 - ED Decision 2019/023/R]

| TOPIC ACFTB 5 — AIRCRAFT ENGINES                        |                                                                                                       |   |                                                                                                                                                         |
| ------------------------------------------------------- | ----------------------------------------------------------------------------------------------------- | - | ------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Subtopic ACFTB 5.1 — Piston engines                     |                                                                                                       |   |                                                                                                                                                         |
| BASIC ACFTB 5.1.1                                       | Explain the operating principles, advantages and disadvantages of the piston engine and propeller.    | 2 | Piston engines, fixed pitch, variable pitch, number of blades                                                                                           |
| Subtopic ACFTB 5.2 — Jet engines                        |                                                                                                       |   |                                                                                                                                                         |
| BASIC ACFTB 5.2.1                                       | Explain the operating principles, advantages and disadvantages of the jet engine.                     | 2 |                                                                                                                                                         |
| BASIC ACFTB 5.2.2                                       | List the different types of jet engines.                                                              | 1 |                                                                                                                                                         |
| Subtopic ACFTB 5.3 — Turboprop engines                  |                                                                                                       |   |                                                                                                                                                         |
| BASIC ACFTB 5.3.1                                       | Explain the operating principles, advantages and disadvantages of the turboprop engine and propeller. | 2 |                                                                                                                                                         |
| Subtopic ACFTB 5.4 — Electric engines                   |                                                                                                       |   |                                                                                                                                                         |
| BASIC ACFTB 5.4.1                                       | Explain the operating principles, advantages and disadvantages of the electric engine.                | 2 |                                                                                                                                                         |
| Subtopic ACFTB 5.5 — Sources of energy used in aviation |                                                                                                       |   |                                                                                                                                                         |
| BASIC ACFTB 5.5.1                                       | List the sources of energy used in aviation propulsion systems.                                       | 1 | Petroleum-based fuels (Avgas, Jet A-1, Jet B, biokerosene), electrical energy stored or generated on board the aircraft Optional content: hydrogen cell |

\[applicable from 4 August 2024 - ED Decision 2023/011/R]

| TOPIC ACFTB 6 — AIRCRAFT SYSTEMS AND INSTRUMENTS |                                                                                                               |                                                                                                                                       |                                                                                                       |   |                                                                                                                                                                                                                                        |
| ------------------------------------------------ | ------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------- | - | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Subtopic ACFTB 6.1 — Flight instruments          |                                                                                                               |                                                                                                                                       |                                                                                                       |   |                                                                                                                                                                                                                                        |
| BASIC ACFTB 6.1.1                                | Explain the basic operating principles and interpretation of the information displayed by flight instruments. |                                                                                                                                       |                                                                                                       | 2 | Altimeter, air speed indicator, vertical speed indicator, turn and bank indicator, artificial horizon, gyrosyn compass                                                                                                                 |
| BASIC ACFTB 6.1.2                                | Explain the impact of errors and abnormal indications of flight instruments on aircraft operations.           |                                                                                                                                       |                                                                                                       | 2 | Optional content: pitot-static failures, unreliable gyro source                                                                                                                                                                        |
| Subtopic ACFTB 6.2 — Navigational instruments    |                                                                                                               |                                                                                                                                       |                                                                                                       |   |                                                                                                                                                                                                                                        |
| BASIC ACFTB 6.2.1                                |                                                                                                               | Describe the basic on-board operating principles and interpretation of the information displayed by navigational instruments/systems. |                                                                                                       | 2 | Optional content: ADF, VOR (TACAN), DME, ILS, inertial reference system, satellite-based systems                                                                                                                                       |
| Subtopic ACFTB 6.3 — Engine instruments          |                                                                                                               |                                                                                                                                       |                                                                                                       |   |                                                                                                                                                                                                                                        |
| BASIC ACFTB 6.3.1                                |                                                                                                               |                                                                                                                                       | List the vital engine monitoring parameters and their associated instruments.                         | 1 | Optional content: oil pressure and temperature, engine temperature, rpm, fuel state and flow                                                                                                                                           |
| Subtopic ACFTB 6.4 — Aircraft systems            |                                                                                                               |                                                                                                                                       |                                                                                                       |   |                                                                                                                                                                                                                                        |
| BASIC ACFTB 6.4.1                                |                                                                                                               |                                                                                                                                       | Explain the use of the most common aircraft systems.                                                  | 2 | SSR transponder, GPWS, EFIS, flight director, autopilot, FMS, ice protection systems Optional content: ADS capability, head-up display, wind shear indicator, weather radar, hydraulic system, electrical system, environmental system |
| BASIC ACFTB 6.4.2                                |                                                                                                               |                                                                                                                                       | Explain the impact of degradation/failure of the most common aircraft systems on aircraft operations. | 2 | Engine failure Optional content: hydraulic failure, electrical failure, environmental system failure, degradation of aircraft position source data                                                                                     |

\[applicable until 3 August 2024 - ED Decision 2019/023/R]

| TOPIC ACFTB 6 — AIRCRAFT SYSTEMS AND INSTRUMENTS   |                                                                                                               |                                                                                                                                       |                                                                                                       |   |                                                                                                                                                                                                                                                                                                                         |
| -------------------------------------------------- | ------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------- | - | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Subtopic ACFTB 6.1 — Flight instruments            |                                                                                                               |                                                                                                                                       |                                                                                                       |   |                                                                                                                                                                                                                                                                                                                         |
| BASIC ACFTB 6.1.1                                  | Explain the basic operating principles and interpretation of the information displayed by flight instruments. |                                                                                                                                       |                                                                                                       | 2 | Altimeter, air speed indicator, vertical speed indicator, turn and bank indicator, artificial horizon, gyrosyn compass                                                                                                                                                                                                  |
| BASIC ACFTB 6.1.2                                  | Explain the impact of errors and abnormal indications of flight instruments on aircraft operations.           |                                                                                                                                       |                                                                                                       | 2 | Optional content: pitot-static failures, unreliable gyro source                                                                                                                                                                                                                                                         |
| Subtopic ACFTB 6.2 — Navigational instruments      |                                                                                                               |                                                                                                                                       |                                                                                                       |   |                                                                                                                                                                                                                                                                                                                         |
| BASIC ACFTB 6.2.1                                  |                                                                                                               | Describe the basic on-board operating principles and interpretation of the information displayed by navigational instruments/systems. |                                                                                                       | 2 | Optional content: ADF, VOR (TACAN), DME, ILS, inertial reference system, satellite-based systems                                                                                                                                                                                                                        |
| Subtopic ACFTB 6.3 — Engine instruments            |                                                                                                               |                                                                                                                                       |                                                                                                       |   |                                                                                                                                                                                                                                                                                                                         |
| BASIC ACFTB 6.3.1                                  |                                                                                                               |                                                                                                                                       | List the vital engine monitoring parameters and their associated instruments.                         | 1 | Optional content: oil pressure and temperature, engine temperature, rpm, fuel state and flow, battery resource                                                                                                                                                                                                          |
| Subtopic ACFTB 6.4 — Aircraft elements and systems |                                                                                                               |                                                                                                                                       |                                                                                                       |   |                                                                                                                                                                                                                                                                                                                         |
| BASIC ACFTB 6.4.1                                  |                                                                                                               |                                                                                                                                       | Explain the use of the most common aircraft systems.                                                  | 2 | SSR transponder, GPWS, EFIS, flight director, autopilot, FMS, ice protection, cabin pressurisation, fire detection and extinguishing, emergency oxygen supply systems Optional content: ADS capability, head-up display, wind shear indicator, weather radar, hydraulic system, electrical system, environmental system |
| BASIC ACFTB 6.4.2                                  |                                                                                                               |                                                                                                                                       | Explain the impact of degradation/failure of the most common aircraft systems on aircraft operations. | 2 | Engine failure Optional content: hydraulic failure, electrical failure, environmental system failure, degradation of aircraft position source data                                                                                                                                                                      |
| BASIC ACFTB 6.4.3                                  |                                                                                                               |                                                                                                                                       | Explain common aircraft elements and their functions.                                                 | 2 | Aircraft cabin, flight deck, galley, doors, cargo compartments                                                                                                                                                                                                                                                          |

\[applicable from 4 August 2024 - ED Decision 2023/011/R]

| TOPIC ACFTB 7 — FACTORS AFFECTING AIRCRAFT PERFORMANCE    |                                                                                        |   |   |                                                                                                                                                           |
| --------------------------------------------------------- | -------------------------------------------------------------------------------------- | - | - | --------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Subtopic ACFTB 7.1 — Take-off factors                     |                                                                                        |   |   |                                                                                                                                                           |
| BASIC ACFTB 7.1.1                                         | Explain the factors affecting aircraft during take-off.                                |   | 2 | Runway conditions, runway slope, wind, temperature, aerodrome elevation, aircraft mass                                                                    |
| Subtopic ACFTB 7.2 — Climb factors                        |                                                                                        |   |   |                                                                                                                                                           |
| BASIC ACFTB 7.2.1                                         | Explain the factors affecting aircraft during climb.                                   |   | 2 | Speed, mass, wind, wind shear, temperature, cabin pressurisation, air density                                                                             |
| Subtopic ACFTB 7.3 — Cruise factors                       |                                                                                        |   |   |                                                                                                                                                           |
| BASIC ACFTB 7.3.1                                         | Explain the factors affecting aircraft during cruise.                                  |   | 2 | Level, cruising speed, wind, mass, cabin pressurisation                                                                                                   |
| Subtopic ACFTB 7.4 — Descent and initial approach factors |                                                                                        |   |   |                                                                                                                                                           |
| BASIC ACFTB 7.4.1                                         | Explain the factors affecting aircraft during descent.                                 | 2 |   | Wind, speed, rate of descent, aircraft configuration, cabin pressurisation                                                                                |
| BASIC ACFTB 7.4.2                                         | Explain the factors affecting an aircraft in a holding pattern.                        | 2 |   | Speed, level, turbulence, icing                                                                                                                           |
| BASIC ACFTB 7.4.3                                         | Explain the benefits of continuous descent operations.                                 | 2 |   |                                                                                                                                                           |
| Subtopic ACFTB 7.5 — Final approach and landing factors   |                                                                                        |   |   |                                                                                                                                                           |
| BASIC ACFTB 7.5.1                                         | Explain the factors affecting aircraft during final approach and landing.              | 2 |   | Aircraft configuration, mass, wind, wind shear, aerodrome elevation, runway conditions, runway slope                                                      |
| Subtopic ACFTB 7.6 — Economic factors                     |                                                                                        |   |   |                                                                                                                                                           |
| BASIC ACFTB 7.6.1                                         | Explain the economic consequences of ATC changes on the flight profile of an aircraft. | 2 |   | Routing, flight level, speed, rates of climb or descent, continuous descent operations (CDO), continuous climb operations (CCO)                           |
| Subtopic ACFTB 7.7 — Environmental factors                |                                                                                        |   |   |                                                                                                                                                           |
| BASIC ACFTB 7.7.1                                         | Explain performance restrictions due to environmental considerations.                  | 2 |   | Optional content: continuous descent operations (CDO), continuous climb operations (CCO), fuel-dumping, noise-abatement procedures, minimum flight levels |

AMC · AMC1 ATCO.D.010(a)(1) — Regulation (EU) 2015/340 · ED Decision 2023/011/R · ATCO Easy Access Rules · EAR revision 14 Jun 2024

[All rules in COMMISSION REGULATION (EU) 2015/340](https://avioverse.aero/regulations/easa/atco/initial-training-content/commission-regulation-eu-2015-340)

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.
