When is an alternate required for part 135

SMALL AIRCRAFT COMMERCIAL. TRANSPORT OPERATORS. （Formulated on Septem）. CCAR IFR: Fuel and Alternate airport requirements. The takeoff alternate requirement kicks in whenever you have the “One-Way Ticket” – you can leave, but you can't come back. EXAMPLE #3. ▫ An airport has two. 14 CFR § - IFR: Alternate airport requirements. · (a) Except as provided in paragraph (b) of this section, no person may operate an aircraft in IFR.