According to 14 CFR Part 48, when must a person register a small UA with the Federal Aviation Administration?
Why →
Under 14 CFR § 48.15, any small UA weighing more than 0.55 lbs (250g) and less than 55 lbs must be registered before flying outdoors. This applies regardless of whether the flight is recreational or commercial.The trap →
The commercial vs. recreational distinction is irrelevant to registration. Both require it above 0.55 lbs. The weight trigger (0.55 lbs = 250g) is the determining factor, not the purpose of the flight.SOURCE → 14 CFR § 48.15, FAA UAG Sample Question 35CHECKED APR 21ACS I.B.K1EASY