This class includes:
- executive and legislative administration of central, regional and local bodies
- administration and supervision of fiscal affairs:
. operation of taxation schemes
. duty/tax collection on goods and tax violation investigation
. customs administration
- budget implementation and management of public funds and public debt:
. raising and receiving of moneys and control of their disbursement
- administration and operation of overall economic and social planning and statistical and sociological services at the various levels of government

This class includes:
- public administration of programmes aimed to increase personal well-being: health, education, culture, sport, recreation, environment, housing, social services, etc.

This class excludes:
- compulsory social security activities cf. 75.30
- education activities cf. 80
- human health related activities cf. 85.1
- sewage and refuse disposal and sanitation cf. 90.00
- activities of libraries, public archives, museums and other cultural institutions cf. 92.5
- sporting or other recreational activities cf. 92.6, 92.7

This class includes:
- public administration and regulation of different economic sectors: agriculture, land use, energy and mining resources, infrastructure, transport, communication, hotels and tourism
- administration of general labour affairs
- implementation of regional development policy

This class includes:
- general personnel and other general service activities:
. administration and operation of general personnel services, whether or not connected with a specific function
. development and implementation of general personnel policies and procedures covering selection and promotion, rating methods, job description, evaluation and classification, administration of civil service regulations, etc.
- administration, operation and support of overall general services:
. centralised supply and purchasing services
. maintenance and storage of government records and archives
. operation of government owned or occupied buildings
. operation of central offices and other general services not connected with a specific function

This class excludes:
- activities of historical archives cf. 92.51

This class includes:
- administration and operation of the ministry of foreign affairs and diplomatic and consular missions stationed abroad or at offices of international organisations
- administration, operation and support for information and cultural services intended for distribution beyond national boundaries
- aid to foreign countries whether or not routed through international organisations
- provision of military aid to foreign countries
- management of foreign trade, international financial and foreign technical affairs
- international assistance, e.g. refugee or hunger relief programmes

This class includes:
- administration, supervision and operation of military defence affairs and land, sea, air and space defence force 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
. provision of equipment, structures, supplies, etc.
. health activities for military personnel in the field
- administration, operation and support of civil defence forces
- support for the working out of contingency plans and the carrying out of exercises in which civilian institutions and populations are involved

This class excludes:
- provision of military aid to foreign countries cf. 75.21
- activities of military tribunals cf. 75.23
- provision of supplies for domestic emergency use in case of peace-time disasters cf. 75.24
- educational activities of military schools, colleges and academies cf. 80
- activities of military hospitals cf. 85.11

This class includes:
- administration and operation of administrative civil and criminal law courts, military tribunals and the judicial system
- prison administration and provision of correctional services

This class also includes:
- rehabilitation services

This class excludes:
- advice and representation in civil, criminal and other cases cf. 74.11
- activities of prison schools cf. 80
- activities of prison hospitals cf. 85.11

This class includes:
- administration and operation of regular and auxiliary police forces supported by public authorities and of port, border, coast guards and other special police forces including traffic regulation, alien registration, operation of police laboratories and maintenance of arrest records
- provision of supplies for domestic emergency use in case of peace-time disasters

This class excludes:
- administration and operation of military armed forces cf. 75.22

This class includes:
- fire-fighting and fire-prevention:
. administration and operation of regular and auxiliary fire brigades supported by public authorities in fire prevention, fire fighting, rescue of persons and animals, assistance in civic disasters, floods, road accidents, etc.

This class also includes:
- marine fireboat services

This class excludes:
- forestry fire protection services cf. 02.02
- private firefighting and fire prevention services in factories cf. Section D
- firefighting and fire prevention services at airports cf. 63.23
- firefighting and fire prevention services at defence establishments cf. 75.22

This class includes:
- administration of compulsory social security:
. sickness, work-accident and unemployment insurance
. retirement pensions

This class excludes:
- non-compulsory social security cf. 66.0
- provision of welfare services and social work cf. 85.3

This division includes:
- public as well as private education at any level or for any profession, oral or written as well as by radio and television

It includes both education by the different institutions in the regular school system at its different levels as well as adult education, literacy programmes, etc.

For each level of initial education the classes include special education for physical or mentally handicapped pupils.

The levels and stages referred to in the explanatory notes to this division are those of the International Standard Classification of Education (ISCED).

This division also includes:
- other education such as driving schools

This division excludes:
- education primarily concerned with recreation such as bridge or golf cf. 92

This class includes:
- pre-primary education (education preceding the first level)
- primary education (education at the first level)

This class excludes:
- provision of literacy programmes for adults cf. 80.42/9
- child day-care activities cf. 85.32

This class includes:
- general school education in the first stage of the secondary level corresponding more or less to the period of compulsory school attendance
- general school education in the second stage of the secondary level giving in principle access to higher education

Subject specialisation at this level often begins to have some influence even on the educational experience of those pursuing a general programme. Such programmes are designed to qualify students either for technical and vocational education or for higher education entrance without any special subject pre-requisite.

This class excludes:
- adult education as defined in class 80.42

This class includes:
- technical and vocational education (mainly that usually referred to as further education in the UK) below the level of higher education as defined in Class 80.30.

Typically, the programmes emphasise a subject-matter specialisation and instruction of both theoretical background and practical skills generally associated with present or prospective employment. The aim of a programme can vary from preparation for a general field of employment to a very specific job.

This class excludes:
- technical and vocational education at post-secondary and university levels cf. 80.30

A great variety of subject-matter programmes is offered at this level, some emphasising more theoretical instruction and some more practical instruction.

This subclass includes:
- education at the third level (post-secondary) of the type that leads to an award below first degree level or equivalent.

This includes education for nursing and most education leading to professional qualifications.

This subclass includes:
- education of the type that leads to an award of first degree or equivalent either at University or other institute which provides such study.

This subclass also includes:
- education leading to some professional qualifications
- study leading to a one year Post Graduate Certificate of Education (PGCE)

This subclass includes:
- education that leads to a post-graduate degree or equivalent (e.g. Ph.D, M.A., M.Sc.) either in University or other institute which provides such study.

This class also includes:
- tuition for flying certificates and ship licences other than for commercial certificates and permits

This subclass includes:
- the provision of training and enterprise by training and enterprise councils and local enterprise companies
- private companies advising on training, designing/delivering training courses or involved in the preparation of training materials for people in the Youth and Employment Training Schemes

This subclass includes:
- other adult education, i.e. education for people who are not in the regular school and university system. Instruction may be given in day or evening classes in schools or in special institutions providing for adults
- all instruction through radio and television broadcasts, or by correspondence
- education which is not definable by level

This subclass excludes:
- higher education cf. 80.30
- activities of dance schools cf. 92.34/1
- instruction in sport and games cf. 92.62/9

This subclass includes:
- activities of hospitals with or without NHS Trust status
- hospital activities such as:
. medical and surgical technical care activities such as diagnosis, treatment, operations, analyses, emergency activities, etc.
. accommodation activities such as boarding, meals, etc.

This includes short or long term hospital activities of general and specialised hospitals, sanatoria, preventoria, asylums, mental hospital institutions, rehabilitation centres, leprosaria and other health institutions which have accommodation facilities, including military and prison hospitals.

The activities are chiefly directed to in-patients and carried out under the direct supervision of medical doctors.

This subclass excludes:
- health activities for military personnel in the field cf. 75.22
- private consultants' services to in-patients cf. 85.12
- dental activities without accommodation cf. 85.13
- ambulance and rescue activities cf. 85.14

This subclass includes:
- hospital activities such as:
. medical and surgical technical care activities such as diagnosis, treatment, operations, analyses, emergency activities, etc.
. accommodation activities such as boarding, meals, etc.

This includes short or long term hospital activities of general and specialised hospitals, sanatoria, preventoria, medical nursing homes, asylums, mental hospital institutions, rehabilitation centres, leprosaria and other health institutions which have accommodation facilities, including prison and military hospitals.

The activities are chiefly directed to in-patients and carried out under the direct supervision of medical doctors.

This subclass excludes:
- health activities for military personnel in the field cf. 75.22
- private consultants' services to in-patients cf. 85.12
- dental activities without accommodation cf. 85.13
- ambulance and rescue activities cf. 85.14

This subclass excludes:
- homes for the aged cf. 85.31

This class includes:
- medical consultation and treatment in the field of general and specialised medicine by general practitioners and medical specialists and surgeons

The activities can be carried out in private practice, group practices and in hospital out-patient clinics.

Included are private consultants' activities in hospitals as well as activities carried-out in clinics such as those attached to firms, schools, homes for the aged, labour organisations and fraternal organisations as well as in patients' homes. Patients are usually ambulatory and can be referred to specialists by general practitioners.

This class excludes:
- para-medical activities such as those of midwives, nurses and physiotherapists cf. 85.14

This class includes:
- dental practice activities of a general or specialised nature
- orthodontic activities

They can be carried out in private practice or in out-patient clinics including clinics attached to firms, schools, etc., as well as in operating rooms.

This class excludes
- production of artificial teeth, denture and prostatic appliances by dental technicians who do not fit them cf. 33.10

This class includes:
- activities for human health not performed by hospitals or by medical doctors but by para-medical practitioners legally recognized to treat patients

This class may include activities of nurses, midwives, physiotherapists or others in the field of optometry, hydrotherapy, medical massage, occupational therapy, speech therapy, chiropody, homoepathy, chiropractice, acupuncture, etc.

These activities may be carried out in health clinics such as those attached to firms, schools, homes for the aged, labour organisations and fraternal organisations, in residential health facilities other than hospitals, as well as in own consulting rooms, patients' homes or elsewhere.

This class also includes:
- activities of dental para-medical personnel such as dental therapists, school dental nurses and dental hygienists
- activities of medical laboratories
- activities of blood banks, sperm banks, transplant organ banks
- ambulance transport of patients

This class excludes:
- production of artificial teeth, denture and prostatic appliances by dental technicians who do not fit them cf. 33.10
- testing activities in the field of food hygiene cf. 74.30

This class includes:
- animal health care and control activities for farm animals
- animal health care and control activities for pet animals

These activities are carried out by qualified veterinarians in veterinary hospitals as well as when visiting farms, kennels or homes, in own consulting and surgery rooms or elsewhere.

This class also includes:
- animal ambulance activities

This class excludes:
- animal boarding activities without health care cf. 01.42/1

This subclass includes:
- activities provided on a round-the-clock basis directed to provide social assistance to children, the aged and special categories of persons with some limits on ability for self-care, but where medical treatment or education are not important elements:
. activities provided by orphanages, children's boarding homes and hostels, residential nurseries, homes for the aged, homes for the physically or mentally handicapped, rehabilitation homes (without medical treatment) for people addicted to drugs or alcohol, homes for the homeless, institutions that take care of unmarried mothers and their children, etc.

This subclass excludes:
- adoption activities cf. 85.32/1 or 85.32/2
- short term shelter activities for disaster victims cf. 85.32/1 or 85.32/2

This subclass excludes:
- adoption activities cf. 85.32/1 or 85.32/2
- short term shelter activities for disaster victims cf. 85.32/1 or 85.32/2

This subclass includes:
- social, counselling, welfare, refugee, referral and similar activities, the services of which are delivered to individuals and families in their homes or elsewhere and carried out by private organisations, disaster relief organisations and national or local self-help organisations and by specialists providing counselling services:
. welfare and guidance activities for children and adolescents
. adoption activities, activities for the prevention of cruelty to children and others
. eligibility determination in connection with welfare aid, rent supplements, etc.
. old age and sick visiting
. household budget counselling, marriage and family guidance
. guidance delivered to persons on parole or probation
. community and neighbourhood activities
. activities for disaster victims, refugees, immigrants, etc., including temporary or extended shelter for them
. vocational rehabilitation and habilitation activities for handicapped or unemployed persons provided that the education component is limited
- child day-care activities (creches), including day-care activities for the handicapped children
- day care activities for handicapped adults
- day facilities for homeless and other socially weak groups
- charitable activities such as fund raising or other supporting activities aimed at social work