CAA have commissioned report on behalf of the JAA. .Several recomendations have come out of this due to the increased size of pax since the last review. .Report recommends 28.2" pitch @ dimension A iaw AWN64 as well as lots of other issues.
Airbuz have negated this by carrying out an evacuation trial to to prove an AMOC to the AWN
There is currentlly no other NAA that has this requirement