EWIS requirements

Key Responsibilities of EASA Part 21 Subpart J Design Organisations in Respect of EWIS Requirements

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EASA Part 21 Subpart J blog image

April 01, 2025

Steven Bentley

Sofema Aviation Services (SAS) Considers the EASA Part 21 Subpart J Design Organisation Key Responsibilities related to EWIS requirements Introduction Design Organisations under EASA Part 21 Subpart J hold a key responsibility in ensuring that EWIS is designed, installed, and maintained in a way that minimises the risk of fire, system failure, and safety hazards….

Confirmed! Achieve a deeper understanding of EWIS Regulatory Requirements with our 2-day training in Bucharest, 18-19 March

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EWIS

February 13, 2020

Steven Bentley

Sofema Aviation Services is pleased to invite you to our confirmed 2-day EWIS for Groups 1-2 training in Bucharest, Romania Benefit from up 30% off the regular price by signing up at office@sassofia.com before February 18th Read more About the course: EWIS for Groups 1-2 – 2 Days – Bucharest, Romania Dates: 18 – 19…

Complying with EASA EWIS Requirements

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Airplane-view-from-landing-gear-at-night

November 17, 2017

Steven Bentley

Sofema Aviation Services (www.sassofia.com) looks at the Electrical Wiring Interconnect System EWIS requirements. According to EASA it is the responsibility of the organization to manage compliance with regulatory requirements and to deliver management of organisational competencies. It is the Operators and Maintenance Organisation Responsibility to comply with the requirements of Electrical Wiring Interconnect Systems working…

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