36.2.1 The military threat conditionsshall be defined throughout the submarine
for defined threat levels in accordance with Vol 1, Pt 4, Ch 8 Survivability.
36.2.2 The submarine, systems, equipment and components that are required to operate in
normal and abnormal operating conditions that are susceptible to a particular threat
environment,are to be identified. The level of performance required during and after
the threat event is to be defined. They shall be able to operate to the levels
defined or be fitted with suitable protection measures.
36.2.3 Capability shall be determined in accordance with a recognised standard.