Originally Posted by
Prospero
If its a Basic Economy ticket booked on a BA coded, IB operated flight, then you will need to pay for all checked luggage - Gold, Silver, Bronze etc makes no difference
Not quite - IB's rules apply in this case, so one bag comes free (not sure about Bronze - I think just the IB equivalent gets that). Things were a bit odd back in the BA operated by IB operated by BA days on the LHR-MAD route, but that's long gone.