Sec. 25.495 - Turning.
In the static position, in accordance
with figure 7 of appendix A, the airplane is assumed to execute a steady
turn by nose gear steering, or by application of sufficient differential
power, so that the limit load factors applied at the center of gravity are
1.0 vertically and 0.5 laterally. The side ground reaction of each wheel
must be 0.5 of the vertical reaction.