This report presents status of external and internal dose assessment of workers and introducing the structure of National Dose Registry System of Iran (NDRSI). As well as types of individual dosemeters in use, techniques for internal dose assessment are presented. Results obtained from the International Atomic Energy Agency intercomparison programme on measurement of personal dose equivalent H(p) (10) and consistency of the measured doses with the delivered doses are shown. Also, implementation of dosimetry standards, establishment of quality management system, authorisation and approval procedure of dosimetry service providers are discussed.
The dose assessments of industrial radiographers who have been involved in radiation incidents in Iran during the years 2005-2009 are presented and discussed. All cases and events have been recognized by the regulatory body - National Radiation Protection Department of Iran as incidents based on the information declared by the Radiation Protection Officers. The registered dose values are in the range of 0 to 345 mSv
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