# Dangerous Goods (DG)

> Transport of dangerous goods by air, IATA DGR, and NOTOC.

- **Subject:** 070 — Operational Procedures
- **Section:** 071-02 — Special Operational Procedures and Hazards (General Aspects)
- **Topic code:** 071-02-12
- **Last reviewed:** 2026-04-01
- **Author:** Pablo Asensio Martínez
- **HTML version:** https://pilotsyllabus.com/en/operational-procedures/special-operational-procedures-and-hazards-general-aspects/transport-of-dangerous-goods-by-air/

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## Regulations
*   **ICAO Annex 18**: The Safe Transport of Dangerous Goods by Air.
*   **IATA DGR**: Dangerous Goods Regulations (Operational manual used by airlines).

## Classification (9 Classes)

![Hazmat Label - Corrosive](https://upload.wikimedia.org/wikipedia/commons/d/db/1991_-_United_States_Hazmat_Label_-_Corrosive.svg)

1.  **Explosives** (Dynamite).
2.  **Gases** (Flammable, Non-flammable, Toxic).
3.  **Flammable Liquids** (Petrol, Alcohol).
4.  **Flammable Solids**.
5.  **Oxidizing Substances**.
6.  **Toxic & Infectious Substances** (Poisons, Virus cultures).
7.  **Radioactive Material**.
8.  **Corrosives** (Acids, Batteries).
9.  **Miscellaneous** (Dry ice, Lithium batteries, Magnets).

## NOTOC (Notification to Captain)
The pilot must be informed in writing about DG on board:
*   Proper Shipping Name.
*   UN Number.
*   Class/Division.
*   Weight/Quantity.
*   Location (Hold number).
*   Emergency Response (Drill Code).

## Forbidden Items
Some items are strictly forbidden (e.g., Strike-anywhere matches, liquid oxygen devices).

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Free study notes from pilotsyllabus.com. Not a substitute for training at an approved ATO.