Originally Posted by
no_one
Close but not 100% Refer FAA 61.31
A complex aircraft is:
So while they don't have a specific "CSU endorsement", if you want to fly an aircraft with flaps, adjustable pitch and retractable you need a "complex endorsement". The theory of system operation is covered in the private pilot exam. The signoff is relatively easily obtained with a bit of ground training and and hour or two in the air.
EDIT for completeness here is the section from FAA 61.31 for a tailwheel aircraft
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ah ha! My mistake. That FAR must have occurred sometime in the last 40 years when I wasn’t looking. But the simple aircraft are treated as a class, and the complex aircraft ditto. In Canada the rules are for everything except high performance aircraft, the current definition of which I didn’t pursue.
Tailwheel aircraft requiring an endorsement is new too. I guess time has rendered mastering the taiwheel an uncommon niche skill.