IATA Dangerous Goods Regulations (DGR) Exam Prep 2026 | Verified Q&A &
Manual Navigation Guide
Ace your IATA DGR certification with this comprehensive 2026 study guide, updated for the
67th Edition manual requirements. This review features verified practice questions and step-
by-step rationales for classification, packaging instructions, and the error-free completion of
the Shipper’s Declaration (DGD). Designed for logistics professionals and cabin crew, it
provides high-yield tips for navigating the Blue and Yellow pages to ensure a 100%
compliance score on your final exam.
1. What is the primary foundation document for the IATA Dangerous Goods
Regulations?
A) IATA Annex 17
B) ICAO Annex 18
C) UN Model Regulations
D) ICAO Technical Instructions
Answer: B) ICAO Annex 18
Rationale: ICAO Annex 18 "The Safe Transport of Dangerous Goods by Air" is the legal
international basis for all dangerous goods regulations in aviation.
2. Which entity is legally responsible for the classification, packing, and labeling of a
dangerous goods shipment?
A) The Operator (Airline)
B) The Ground Handling Agent
C) The Shipper
D) The Freight Forwarder
Answer: C) The Shipper
Rationale: According to IATA DGR Section 1, the shipper is solely responsible for
ensuring the goods are correctly identified, classified, packed, marked, labeled, and
documented.
3. A substance is identified as being highly dangerous. Which Packing Group (PG)
would it most likely be assigned?
A) Packing Group I
B) Packing Group II
,C) Packing Group III
D) Packing Group IV
Answer: A) Packing Group I
Rationale: IATA DGR defines Packing Group I as "Great Danger," II as "Medium
Danger," and III as "Low Danger." There is no Packing Group IV.
4. Which hazard class contains "Flammable Liquids"?
A) Class 2
B) Class 3
C) Class 4
D) Class 8
Answer: B) Class 3
Rationale: Class 3 is reserved for flammable liquids. Class 2 is for gases, Class 4 for
flammable solids, and Class 8 for corrosives.
5. "UN 3480" refers to which type of battery?
A) Lithium metal batteries (loose)
B) Lithium-ion batteries (loose)
C) Lithium-ion batteries contained in equipment
D) Wet cell batteries
Answer: B) Lithium-ion batteries (loose)
Rationale: UN 3480 specifically designates Lithium-ion batteries shipped as a
standalone consignment. Batteries in equipment are UN 3481.
6. What does the "CAO" label indicate on a package?
A) Checked Aircraft Only
B) Cargo Aircraft Only
C) Carry-on Approved
D) Corrosive Acid Only
Answer: B) Cargo Aircraft Only
Rationale: This label signifies that the shipment is forbidden on passenger aircraft and
must only be transported on cargo-only flights.
7. How long must a shipper retain a copy of the Shipper’s Declaration for
Dangerous Goods?
A) 1 year
B) 2 years
,C) 5 years
D) Forever
Answer: B) 2 years
Rationale: Regulatory requirements specify that at least one copy of the transport
document must be retained by the shipper for a minimum of two years.
8. Which class of dangerous goods includes "Infectious Substances"?
A) Class 6.1
B) Class 6.2
C) Class 9
D) Class 1
Answer: B) Class 6.2
Rationale: Class 6 is divided into 6.1 (Toxic Substances) and 6.2 (Infectious
Substances).
9. An "Overpack" is defined as:
A) A package that is too heavy for transport
B) An enclosure used by a single shipper to contain one or more packages
C) A shipment that exceeds the maximum net quantity allowed
D) A specialized UN specification box
Answer: B) An enclosure used by a single shipper to contain one or more
packages
Rationale: Overpacks are used for convenience in handling multiple packages and must
be marked with the word "OVERPACK."
10. Which marking is mandatory for all dangerous goods shipments?
A) The Shipper's phone number
B) The Proper Shipping Name and UN Number
C) The price of the goods
D) The aircraft registration number
Answer: B) The Proper Shipping Name and UN Number
Rationale: Every package of dangerous goods must be clearly marked with the PSN
and its corresponding UN identification number as per Section 7.
11. What is the maximum net quantity of Dry Ice (UN 1845) allowed in checked
baggage for a passenger?
A) 2.0 kg
, B) 2.5 kg
C) 5.0 kg
D) Prohibited
Answer: B) 2.5 kg
Rationale: Per Table 2.3.A, a passenger is permitted up to 2.5 kg of dry ice for
perishables, provided the baggage allows the release of gas.
12. A "State Variation" is a regulation that is:
A) More restrictive than the IATA DGR
B) Less restrictive than the IATA DGR
C) Only applicable to domestic flights
D) Only applicable to military flights
Answer: A) More restrictive than the IATA DGR
Rationale: States may impose more stringent requirements than the standard DGR.
These are listed in Section 2.8.2.
13. Which of the following is NOT a Class 9 Miscellaneous Dangerous Good?
A) Dry Ice
B) Lithium Batteries
C) Magnetized Material
D) Acetone
Answer: D) Acetone
Rationale: Acetone is a flammable liquid and belongs to Class 3.
14. The "Limited Quantity" marking is represented by which symbol?
A) A skull and crossbones
B) A black "Y" on a white diamond with black borders
C) A fish and a tree
D) A circle with a flame
Answer: B) A black "Y" on a white diamond with black borders
Rationale: The "Y" marking indicates that the shipment is packed under the Limited
Quantity provisions (Section 2.7).
15. What must be checked on a UN Specification packaging to ensure it is valid?
A) The color of the box
B) The UN Specification Mark (e.g., 4G/Y145/S/...)
Manual Navigation Guide
Ace your IATA DGR certification with this comprehensive 2026 study guide, updated for the
67th Edition manual requirements. This review features verified practice questions and step-
by-step rationales for classification, packaging instructions, and the error-free completion of
the Shipper’s Declaration (DGD). Designed for logistics professionals and cabin crew, it
provides high-yield tips for navigating the Blue and Yellow pages to ensure a 100%
compliance score on your final exam.
1. What is the primary foundation document for the IATA Dangerous Goods
Regulations?
A) IATA Annex 17
B) ICAO Annex 18
C) UN Model Regulations
D) ICAO Technical Instructions
Answer: B) ICAO Annex 18
Rationale: ICAO Annex 18 "The Safe Transport of Dangerous Goods by Air" is the legal
international basis for all dangerous goods regulations in aviation.
2. Which entity is legally responsible for the classification, packing, and labeling of a
dangerous goods shipment?
A) The Operator (Airline)
B) The Ground Handling Agent
C) The Shipper
D) The Freight Forwarder
Answer: C) The Shipper
Rationale: According to IATA DGR Section 1, the shipper is solely responsible for
ensuring the goods are correctly identified, classified, packed, marked, labeled, and
documented.
3. A substance is identified as being highly dangerous. Which Packing Group (PG)
would it most likely be assigned?
A) Packing Group I
B) Packing Group II
,C) Packing Group III
D) Packing Group IV
Answer: A) Packing Group I
Rationale: IATA DGR defines Packing Group I as "Great Danger," II as "Medium
Danger," and III as "Low Danger." There is no Packing Group IV.
4. Which hazard class contains "Flammable Liquids"?
A) Class 2
B) Class 3
C) Class 4
D) Class 8
Answer: B) Class 3
Rationale: Class 3 is reserved for flammable liquids. Class 2 is for gases, Class 4 for
flammable solids, and Class 8 for corrosives.
5. "UN 3480" refers to which type of battery?
A) Lithium metal batteries (loose)
B) Lithium-ion batteries (loose)
C) Lithium-ion batteries contained in equipment
D) Wet cell batteries
Answer: B) Lithium-ion batteries (loose)
Rationale: UN 3480 specifically designates Lithium-ion batteries shipped as a
standalone consignment. Batteries in equipment are UN 3481.
6. What does the "CAO" label indicate on a package?
A) Checked Aircraft Only
B) Cargo Aircraft Only
C) Carry-on Approved
D) Corrosive Acid Only
Answer: B) Cargo Aircraft Only
Rationale: This label signifies that the shipment is forbidden on passenger aircraft and
must only be transported on cargo-only flights.
7. How long must a shipper retain a copy of the Shipper’s Declaration for
Dangerous Goods?
A) 1 year
B) 2 years
,C) 5 years
D) Forever
Answer: B) 2 years
Rationale: Regulatory requirements specify that at least one copy of the transport
document must be retained by the shipper for a minimum of two years.
8. Which class of dangerous goods includes "Infectious Substances"?
A) Class 6.1
B) Class 6.2
C) Class 9
D) Class 1
Answer: B) Class 6.2
Rationale: Class 6 is divided into 6.1 (Toxic Substances) and 6.2 (Infectious
Substances).
9. An "Overpack" is defined as:
A) A package that is too heavy for transport
B) An enclosure used by a single shipper to contain one or more packages
C) A shipment that exceeds the maximum net quantity allowed
D) A specialized UN specification box
Answer: B) An enclosure used by a single shipper to contain one or more
packages
Rationale: Overpacks are used for convenience in handling multiple packages and must
be marked with the word "OVERPACK."
10. Which marking is mandatory for all dangerous goods shipments?
A) The Shipper's phone number
B) The Proper Shipping Name and UN Number
C) The price of the goods
D) The aircraft registration number
Answer: B) The Proper Shipping Name and UN Number
Rationale: Every package of dangerous goods must be clearly marked with the PSN
and its corresponding UN identification number as per Section 7.
11. What is the maximum net quantity of Dry Ice (UN 1845) allowed in checked
baggage for a passenger?
A) 2.0 kg
, B) 2.5 kg
C) 5.0 kg
D) Prohibited
Answer: B) 2.5 kg
Rationale: Per Table 2.3.A, a passenger is permitted up to 2.5 kg of dry ice for
perishables, provided the baggage allows the release of gas.
12. A "State Variation" is a regulation that is:
A) More restrictive than the IATA DGR
B) Less restrictive than the IATA DGR
C) Only applicable to domestic flights
D) Only applicable to military flights
Answer: A) More restrictive than the IATA DGR
Rationale: States may impose more stringent requirements than the standard DGR.
These are listed in Section 2.8.2.
13. Which of the following is NOT a Class 9 Miscellaneous Dangerous Good?
A) Dry Ice
B) Lithium Batteries
C) Magnetized Material
D) Acetone
Answer: D) Acetone
Rationale: Acetone is a flammable liquid and belongs to Class 3.
14. The "Limited Quantity" marking is represented by which symbol?
A) A skull and crossbones
B) A black "Y" on a white diamond with black borders
C) A fish and a tree
D) A circle with a flame
Answer: B) A black "Y" on a white diamond with black borders
Rationale: The "Y" marking indicates that the shipment is packed under the Limited
Quantity provisions (Section 2.7).
15. What must be checked on a UN Specification packaging to ensure it is valid?
A) The color of the box
B) The UN Specification Mark (e.g., 4G/Y145/S/...)
