Speaking of the Alaska FAR --

It's 115% of maximum gross weight, if the plane can be flown safely and if it still performs at or above the performance required for certification of the aircraft!

And I believe it is only applicable for part 121 and 135 operations, even though it's under Part 91.

Jeff Hersom N3740J '67 150G "Gremlin"
Hangar W-6, Helena Regional Airport
Places I have landed Gremlin:
[Linked Image from visitedstatesmap.com][Linked Image]