Information which provides the master with ready means of
ensuring that the ship's stability parameters for a given service
and condition of loading lie within the limits dictated by the Administration.
Included also in this category is information which will enable the
master by using data provided under category 1 to obtain further information
as may be required by the Administration or by himself for the proper
working of the ship. Information within this category may be simplified
if in the opinion of the Administration, or government recognized
organization, the ship is not critical in terms of the required stability
criteria within the range and type of loading conditions and for the
service intended.