UA Economy Plus
I purchased United Economy Plus seat for $142 - international flight. Wasn't reimbursed. Rebate policy is applicable only for charges at domestic carriers on domestic itineraries (however, it depends on airline how they report data to CNB).
"Qualifying Airline Purchases are defined as incidental airline fee transactions made at eligible US-Domestic Airline Carriers (each an "Eligible Airline") on domestic itineraries and include: ticket change/cancellation fees, checked baggage fees, in-flight entertainment, onboard food and beverage charges, airport lounge membership fees and day passes, onboard wireless charges (excluding Gogo Wireless), and TSA Pre✓® membership application fee1 transactions, and may vary depending on the airline."