
Air Safety Support International
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The means of compliance for this approval are contained in:
The purpose of this OTAR is to ensure that the organisation which is undertaking the flight checking:
A list of companies holding an OTAR 173 Approval can be obtained by contacting ASSI.
It is important to note that this Approval is solely for the checking of electronic navigational aids there are separate flight checking requirements for Instrument Approach Procedures and aerodrome lighting.