4.6.1 One-hand-release safety belts of three-point
type or with shoulder harness shall be provided for all seats from
which the craft may be operated for all craft with the gcoll acceleration
from the collision design acceleration exceeding 3, as prescribed
in 4.3.4.
4.6.2 Safety belts shall be provided on passenger
seats and crew seats, if necessary, to obtain the protective performance
measures described in annex 10.