Originally Posted by
ChickenHouse
Sometimes they grant fast track evaluation on first validation if your ICAO license already has additional ratings, i.e. IR, but this is not for sure.
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This is also not strictly correct. There is a specific process for endorsing a foreign ICAO IR onto a US 61.75 licence. It is the Instrument Foreign Pilot exam. The process does not vary and there is no 'sometimes' or 'fast track' about it. 61.75(d) sets out the process and requirements.