--- title: "NCO.SPEC.105 Checklist — Part-NCO · Avioverse" description: "Before commencing a specialised operation, the pilot-in-command shall conduct a risk assessment, assessing the complexity of the activity to determine…" url: "https://avioverse.aero/regulations/easa/air-ops/part-nco/subpart-e/nco-spec-105" --- # NCO.SPEC.105 Checklist ANNEX VII (Part-NCO) · Regulation (EU) No 965/2012 · EAR revision 27 Mar 2026 IR Implementing rule ## NCO.SPEC.105 Checklist (a) Before commencing a [specialised operation](https://avioverse.aero/glossary/easa/specialised-operation), the pilot-in-command shall conduct a risk assessment, assessing the complexity of the activity to determine the hazards and associated risks inherent in the operation and establish mitigating measures. (b) A specialised operation shall be performed in accordance with a checklist. Based on the risk assessment, the pilot-in-command shall establish such checklist appropriate to the specialised activity and [aircraft](https://avioverse.aero/glossary/easa/aircraft) used, taking account of any section of this subpart. (c) The checklist that is relevant to the duties of the pilot-in-command, crew members and task specialists shall be readily accessible on each flight. (d) The checklist shall be regularly reviewed and updated, as appropriate. IR · NCO.SPEC.105 — Regulation (EU) No 965/2012 · Regulation (EU) No 379/2014 · Air OPS Easy Access Rules · EAR revision 27 Mar 2026 GM Guidance material ## GM1 NCO.SPEC.105 Checklist DEVELOPMENT OF CHECKLISTS For developing the checklist, the pilot-in-command should duly take into account at least the following items: (a) nature and complexity of the activity: (1) the nature of the flight and the risk exposure, e.g. low height; (2) the complexity of the activity taking into account the necessary pilot skills and level of experience, ground support, safety and individual protective equipment; (3) the operational environment and geographical area, e.g., congested [hostile environment](https://avioverse.aero/glossary/easa/hostile-environment), mountainous areas, sea areas, or desert areas; (4) the result of the risk assessment and evaluation; (b) [aircraft](https://avioverse.aero/glossary/easa/aircraft) and equipment: (1) the category of aircraft to be used for the activity should be indicated, e.g. [helicopter](https://avioverse.aero/glossary/easa/helicopter)/[gyroplane](https://avioverse.aero/glossary/easa/gyroplane)/[aeroplane](https://avioverse.aero/glossary/easa/aeroplane), single-/multi-engined; (2) all equipment required for the activity should be listed; (c) crew members: (1) crew composition; (2) minimum crew experience and training provisions; and (3) recency provisions; (d) task specialists: (1) description of the task specialists’ function(s) (2) minimum crew experience and training provisions; and (3) recency provisions; (4) briefing; (e) aircraft performance: this chapter should detail the specific performance requirements to be applied, in order to ensure an adequate power margin; (f) normal procedures and emergency procedures: (1) operating procedures for the flight crew, including the coordination with task specialists; (2) ground procedures for the task specialists; (g) ground equipment: this chapter should detail the nature, number and location of ground equipment required for the activity; (h) records: it should be determined which records specific to these flight(s) are to be kept, such as task details, aircraft registration, pilot-in-command, flight times, weather and any remarks, including a record of occurrences affecting flight safety or the safety of persons or property on the ground. GM · GM1 NCO.SPEC.105 — Regulation (EU) No 965/2012 · ED Decision 2025/023/R · Air OPS Easy Access Rules · EAR revision 27 Mar 2026 GM Guidance material ## GM2 NCO.SPEC.105 Checklists TEMPLATE FORMS The following templates are examples, which could be used for developing checklist. (a) Template Form A — Risk assessment (RA) | Date: RA of Responsible: | | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Purpose: | | Type of operation and brief description: | | Participants, working group: | | Preconditions, assumptions and simplifications: | | Data used: | | Description of the analysis method: | | External context: | | Regulatory requirements Approvals Environmental conditions (visibility, wind, turbulence, contrast, light, elevation, etc.; unless evident from the checklists) Stakeholders and their potential interest | | Internal context: | | Type(s) of [aircraft](https://avioverse.aero/glossary/easa/aircraft) Personnel and qualifications Combination/similarity with other operations/SOPs Other RA used/considered/plugged in | | Existing barriers and emergency preparedness: | | Monitoring and follow up: | | Description of the risk: | | Risk evaluation: | | Conclusions: | (b) Template Form B — Hazard identification (HI) Date: HI of Responsible: | Phase of operation | Haz ref | Hazard / accidental event | Cause / threat | Current Treatment Measures (TM) | Further treatment required | TM ref | Comment | | ------------------ | ------- | ------------------------- | -------------- | ------------------------------- | -------------------------- | ------ | ------- | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Haz ref: A unique number for hazards, e.g., for use in a database TM ref: A unique number for the treatment method (c) Template Form C — Mitigating measures Date:……………….. RA of Responsible:……………………… | Phase of operation | Haz ref | Hazard/ accidental event | Current Treatment Measures (TM)/ controls | TM ref | L | C | Further treatment required | | ------------------ | ------- | ------------------------ | ----------------------------------------- | ------ | - | - | -------------------------- | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Haz ref: A unique number for hazards, e.g., for use in a database TM ref: A unique number for the treatment method L: Likelihood (probability) C: Consequence (d) Template register A — Risk register | Ref | Operation/ Procedure | Ref | Generic hazard | Ref | Accidental event | Treatment/ control | L | C | Monitoring | | --- | -------------------- | --- | -------------- | --- | ---------------- | ------------------ | - | - | ---------- | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | L: Likelihood (probability) C: Consequence GM · GM2 NCO.SPEC.105 — Regulation (EU) No 965/2012 · ED Decision 2014/016/R · Air OPS Easy Access Rules · EAR revision 27 Mar 2026 [All rules in SUBPART E: SPECIFIC REQUIREMENTS](https://avioverse.aero/regulations/easa/air-ops/part-nco/subpart-e) Consolidated from the EASA Easy Access Rules (revision 27 Mar 2026, 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.