1. Aircraft flight manual  No evidence of State of Registry approval. Incomplete, but performance calculations possible.
Not on board and performance calculations not possible.
2. Operations manual  Incomplete (see Annex 6, Appendix 2) or not approved by State of the Operator or not the current version. Not on board.
3. Checklists Not within reach. Not readily available and used or not the current version. Not on board.
4. Route guide (navigation charts) Not within reach. Recently out of date. (28 days or less). Photocopies of current charts. Significantly out of date (more than 28 days).
Not on board.
5. MEL  Not on board or MMEL used, but no deferred defects. MEL content does not reflect aircraft equipment fitted. MEL not approved. Not on board or MMEL used, with deferred defects.
6. Certificate of registration Non-certified copy.
Not on board.
No English translation.
7. Certificate of airworthiness  Not an original or certified true copy.
No English translation.
Not on board. Out of date.
8. Crew member licences (see also E — General, 3, Language for communications, in this table)
Form or content not in compliance with ICAO Standards.
No English translation.
Not valid for the type of aircraft.
Not on board or no proper validation from the State of Registry.
Expired or no Class 1 medical assessment.
9. Journey log book or equivalent technical log
Minor defects not documented.
On board but not properly completed.
Not on board or no equivalent document.
Maintenance release expired or not valid.
MEL rectification interval deadline expired for deferred defects.
10. Radio station licence
Non-certified copy
Not on board.
11. Noise certificate (where applicable)
Not on board.
No English translation.
12. Air operator certificate (AOC) (certified true copy)
 Not a certified true copy of AOC.
13. Operations specifications (copy)  Not accurate (out of date, incorrect operation type/route, incorrect aircraft or operator, etc.) or no English translation.
14. Operational flight plan Copy not retained on ground. Actual flight calculations but no actual documents.
Lack of fuel monitoring
data (arrival flight). Fuel calculation unsatisfactory. (departing flight). No or incomplete flight preparation.
Required fuel calculation not available or not updated for actual conditions.
15. Mass and balance sheet and data  Incorrect but within aircraft limits. Incorrect and outside operational limits or missing. Mass and balance data not available.
16. Aircraft performance limitations  using current route, airport obstacles and runway analysis data Incomplete, but not affecting the operation on that date (e.g. no contaminated or Wet runway data, but these conditions are not present). Not current data or data validity date not available. Not available.
17. Cargo manifest and, if applicable, passenger manifest  Some limited inaccuracy or missing data not affecting safety. Not available or grossly inaccurate/
incomplete.
18. Preflight inspection Form on board but incomplete. Not performed for inbound flight. Not performed for outbound flight.
19. Weather reports and forecasts Not the latest available data but valid. Not printed but handwritten. Not valid or not available.
20. NOTAMs  Some en-route relevant data missing. Not available.
C.  FLIGHT DECK -  SAFETY EQUIPMENT
1. Portable fire extinguishers Not easily accessible. Expired
Not properly secured. Empty or insufficient number or missing.
Significantly low pressure
Not accessible.
2. Life jackets/flotation devices, (if required) Not directly accessible. Expired, as applicable. Not available for each cockpit crew member on board.
3. Harness  Seat belt instead of harness. Not available or serviceable for all flight crew members.
4. Oxygen equipment, (if required)  No direct access. Not available or serviceable for all flight crew members. Oxygen quantity not sufficient.
5. Electric flashlight (night operations conducted by operator) Only one available. Weak battery. Not in cockpit or unserviceable.
(1)
Item description SERIOUSNESS
(2)
Minor (3)
Significant (4)
Major
D. CABIN SAFETY
1. General condition Dirty, untidy and in bad condition. Loose carpet.
Loose or damaged floor panel.
Unserviceable seats
(and not identified as such). Not possible to perform, unrestricted, normal and abnormal duties.
2. Cabin crew seats Harness/belt is difficult to operate. Strap or buckle worn out or damaged; item is not serviceable. For any member of the minimum required cabin crew: a seat is not available; or proper harness and seat belt not available or not serviceable.
3. First aid kit/emergency medical kit Expired. Incomplete.
Not at the indicated location.  Not available.
4. Portable fire extinguishers Not directly accessible. Expired.
Not properly secured. Empty, significantly low pressure, or missing, or not serviceable.
5. Life jackets/ Flotation devices (if required) Not directly accessible. Expired, as applicable. Not available for each person to be carried.
6. Seat belts (passenger seats) Strap or buckle worn out or damaged.
Not available or serviceable for all passenger seats and aircraft dispatched in accordance with MEL. Not available or serviceable for all passenger seats, and aircraft not dispatched in accordance with MEL. Not available or not serviceable for any passenger.
7. Emergency exit lighting and marking, emergency flashlights  Some emergency exit signs out of order. Insufficient number of emergency flashlights; emergency flashlights not correctly located; emergency flashlight batteries weak or flat. Emergency lighting equipment defects not acceptable according to MEL provisions.
8. Slides/life-rafts (as required) (for long-range over water flights) Not in specified location, as established by the State of the Operator. Incorrectly installed. Insufficient number. Not serviceable.
9. Oxygen supply (cabin crew and passengers) Insufficient quantity of oxygen or insufficient quantity of masks for passengers and crew members. Insufficient quantity of oxygen or insufficient quantity of masks for passengers and crew members, and flight performed above flight level 250.
10. Emergency briefing cards Not enough emergency briefing cards for all passengers. Briefing cards from another aircraft or from obviously different versions.
Some information missing or incorrect. No emergency briefing cards on board.
11. Cabin crew members  Cabin crew members
not in specified location. Insufficient number of cabin crew members.
12. Access to emergency exits   Impeded by luggage or cargo, etc.
Impeded by seats.
13. Safety of cabin baggage   Not securely stowed.
14. Seating capacity   More seats than certified capacity.
Insufficient serviceable seats for all passengers on board.
E. AIRCRAFT EXTERNAL CONDITION
1. General external condition Minor defects. The defects need not necessarily be corrected before flight (visible corrosion, marking not legible, etc.). Safety-related defect (correction required before departure).
Inadequate de-icing.
2. Doors and hatches Minor defects but serviceable. Door operating instructions missing or unclear.
Seal slightly damaged. Unserviceable and not compatible with number of passengers on board.
Seal missing or badly damaged.
3. Flight controls Minor defects. Poor condition (damage, missing bonding strips
or static discharges,
play, lack of lubrication, disbanding). Damage, corrosion, leaks or wear outside limits of MEL, structural repair manual (SRM), etc.
4. Wheels, tires and brakes Minor defects. Signs of underinflation. Incorrect tire pressure. Unusual wear and tear. Tires worn out or damaged beyond limits.
Brakes worn out, leaking or damaged beyond limits. Damaged components or missing parts (e.g. tie bolts, heat sensors).
5. Undercarriage Minor defects. Significant signs of leakage, strut under- pressure, corrosion and obvious lack of lubrication. Damage, corrosion, missing parts and/or leakage outside limits.
6. Wheel well Minor defects or dirty. Signs of leakage, corrosion and obvious lack of lubrication. Damage, widespread corrosion, leakage outside limits.
7. Intake and exhaust nozzle Minor defects. Damage to casing or lining.
Dents and cracks in exhaust area all within limits, but not recorded in Technical Log or equivalent document. Minor leaks of oil and fuel. Damage (nicks, dents, cracks, etc.) outside the MEL, aircraft maintenance manual (AMM), SRM, etc., limits.
Leakage outside limits.
8. Fan blades (if applicable) Minor defects. Damage to fan blades within limits but not recorded in technical log or equivalent document. Damage (nicks, dents, cracks, etc.) outside the MEL, AMM, SRM, etc., limits.
9. Propellers (if applicable) Minor defects. Damage to propellers within limits but not recorded in technical log or equivalent. Damage (nicks, dents, cracks, etc.), leakage, looseness of blades outside the MEL,
AMM, SRM, etc., limits.
10. Previous structural repairs Minor defects. No information about temporary repairs, doubts about old repairs, and repairs acceptable for continuation of flight. Improperly performed repairs or apparent unsatisfactory design.
Damage to old repair.
11. Obvious un-repaired damage Within limits and recorded. Within limits but not recorded. Unassessed and not recorded damage affecting airworthiness.
12. Leakage Within limits. Long-standing water and lavatory leaks (blue ice). Leakage (oil, fuel, hydraulic, water) outside limits.