Originally Posted by shiznit

1.D.9.b

Once they hit 214 76 seat airframes the 1:1.56 MBH radio engages, so 222 76's will still trigger the 1:1.56.

Wrt removal provisions:

1.B.46.f.7

4.6 50 seat aircraft for each 76 seat aircraft added.

So in your "69 aircraft purchase scenario" the rounded number would be 5, therefore the 50 seat cap would be 130.