Originally Posted by
Dave Noble
The carrier surcharge is a fare component rather than a tax
By including a BA sector for which there are carrier surcharges, then the ticket no longer has a fare of zero and so the other taxes become due
Makes sense now. I still find it intriguing that a US departure tax is only due because there's a fuel surcharge on a European segment, but at least there's now an understandable explanation. As always, thanks
Dave Noble for your expertise on this forum.
-FlyerBeek