TP 6327, Safety Criteria For Approval of Extended Range Twin-Engine Operations (ETOPS), is published by Transport Canada Safety and Security under the authority of the Director General, Civil Aviation by the Director, Standards in co-ordination with the Director, Aircraft Certification.

This publication has been prepared for use and guidance of Canadian air operators operating, or seeking authority to operate, two-engine aeroplanes more than 60 minutes at the one-engine-inoperative cruise speed, from an adequate airport on routes that are not wholly within Canadian Domestic Airspace.

This ETOPS document will be amended as engineering data and practical operational experience dictate. Policy and terms of reference in this publication supersede previous directives.

The Office of Primary Interest is the Certification and Operational Standards Division of the Standards Branch.

Original signed by

Don Sherritt
Director Standards

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