Are you an air operator operating under CAR Subpart 705 or an Airworthiness Manual Chapter 561 approved manufacturer who will be making modifications to flight crew compartment doors to improve security? For the story on aircraft security and how the Aircraft Certification Branch is involved, go to our web site at:
[Internet] http://www.tc.gc.ca/civilaviation/certification/
security/menu.htm
There you will find the details on Transport Canada exemptions, guidance materials and critical dates, or, talk to the Aircraft Certification Branch focal point for these issues, Mr. Gilles Morin, Manager, Domestic Regulations (AARDH/D) at (613) 990-5213 or moring@tc.gc.ca.