Originally Posted by
audio-nut
Is this standard for all airlines? Or is it carrier and/or fare specific? If it is not universal how would you know if applies to a carrier and/or fare?
The rule is the same for all MPM-based Fares, regardless of the airline. However, some Fares may include an additional surcharge waiver (e.g. "no extra charge for up to MPM+10%"):
http://Help.KVSTool.com/#MPM