This class includes :

Administration, supervision and operation of military defense affairs and land, sea, air and space defense forces such as :

combat forces of army, navy and air force

engineering, transport, communications, intelligence, material, personnel and other non-combat forces and commands

reserve and auxiliary forces of the defense establishment

military logistics (provision of equipment, structures, supplies, etc.)

health activities for military personnel in the field

Administration, operation and support of civil defense forces

Support for the working out of contingency plans and the carrying out of exercises in which civilian institutions and populations are involved

Administration of defense-related R&D policies and related funds

This class excludes :

Scientific research and development, see division 72;

Provision of military aid to foreign countries, see 8421;

Activities of military tribunals, see 8423;

Provision of supplies for domestic emergency use in case of peacetime disasters, see 8423;

Educational activities of military schools, colleges and academies, see 8540;

Activities of military hospitals, see 8610.