4.6.1 One-hand-release safety belts of 3 point
type or with shoulder harness should 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 3g, as prescribed
in 4.3.3.
4.6.2 Safety belts should be provided on passenger
seats and crew seats, if necessary, to obtain the protective performance
measures described in annex 9.