Ministerial Decree No. 134 on registration of and control over radiation dose limits for individuals.

Control over radiation dose limits for individuals includes (i) external beta rays, neutron, X-ray, gamma-radiation by using dosimeter, (ii) airborne radioactivity and excrements by sampling and radioactive substances in the body by using spectrometer, and (iii) fissile material capable of sustaining chain division by using dosimeter. The Directorates and local sanitary-epidemiological services carry out radiation control and quality control, as well as regularly monitor the registered documents on radiation. Radiation dose control shall be carried out monthly and quarterly. The results shall be registered and kept for 50 years.