Circular Circular No. 1668/SPS/MT of 17 November 1970 of the Minister of Public Health
Object: Functions of industrial nurse

Circular of 7 August 1971 of the Secretary of State for Social Affairs 
Object: Enforcement of Articles 17 and 18 of Order No. 328 of 22 October 1968 on the use of showers in enterprises

Prime Ministerial Circular No. 28/PM/SGG/CAB of 10 June 1976
Object: Safety measures for economic projects

Circular of June 1976 of the Minister of the National Economy to the heads of industrial enterprises
Object: Orders for fire prevention and fire-fighting in industrial enterprises

Prime Ministerial Circular No. 6/PM/SGG/CAB of 13 February 1977
Object: Security and safety measures

Prime Ministerial Circular No. 7/PM/SGG/CAB of 21 February 1978
Object: Work relations within enterprises

Circular No. 165/81 of 12 August 1981 of the Minister of Public Health
Object: Special measures concerning the protection of workers who carry out painting or varnishing work by spraying

Circular No. 171/82 of the Minister of Public Health
Object: Recommendations concerning preventive measures enforceable in industrial establishments where the employees come into contact with lead or lead compounds 

Circular No. 172/82 of 20 December 1982 of the Minister of Public Health
Object: Recommendations concerning measures to prevent pneumoconiosis in industrial establishments, mineral mines and quarries

Circular No. 173/82 of 20 December 1982 of the Minister of Public Health
Object: Distribution of milk to workers doing certain insalubrious or inconvenient jobs or who are exposed to some particular risks

Circular No. 13/83 of the Minister of Public Health
Object: Checking the radiological facilities and protecting workers whose occupations expose them to harm

Circular No. 52/83 of 14 April 1983 of the Minister of Public Health
Object: Recommendations concerning health protection for workers in their workplaces (Article 153 to 156 of the Labour Code)

Circular No. 64/83 of the Minister of Public Health
Object: General attributions of the regional public health boards in the field of industrial medicine and the prerogatives and duties of doctors responsible for medical inspections in industry

Circular No. 128/83 of 10 September 1983 of the Minister of Public Health
Object: Recommendations concerning hygiene and safety in building sites and public works sites

Circular No. 35/84 of the Minister of Public Health
Object: Setting up health committees in hospitals

Circular No. 131/85 of 19 December 1985 of the Minister of Public Health
Object: Special measures for protecting workers carrying out their jobs in vats, pools and tanks

Circular No. 21/90 of 1 June 1990 of the Minister of Public Health
Object: Screening and prevention of infectious diseases for staff working in the tourist sector

Circular No. 16/SG/AT of 22 December 1992 of the Minister of Equipment and Housing
Object: Making civilian buildings accessible for the handicapped or people with reduced mobility

Circular No. 125/96 of 25 October 1996 of the Minister of Public Health
Object: The provision, use, and maintenance of back-up (emergency) electric power supply.