scope:

These rules are valid for the construction of manned submersibles which shall be classified by the Society, including their mating, control and monitoring systems.

As submersibles shall be understood:

Manned underwater vehicles for autonomous, non-autonomous or independent service , including their mating and supply systems for life support.

Furthermore ambient pressure submersibles are covered by these rules, as far as applicable.

On agreement, further requirements for ambient pressure hulls will be considered based upon the submersible's operational profile.