Directorates/Divisions
| 
 Name of Directorates/Divisions  | 
 Main responsibility  | 
|
| 
 
 
 DRO: Directorate of Regulatory Operations  | 
  | 
|
| 
 1  | 
 OPSD: Operating Plants Safety Division 
  | 
Operating nuclear power plants, research / non-power reactors, fuel cycle facilities, mines & mills, NORM industries, industrial plants (and associated activities) | 
| 
 2  | 
 NPSD: Nuclear Projects Safety Division  | 
 Projects of nuclear power plants, research / non-power reactors, fuel cycle facilities, mines & mills, industrial plants (and associated activities)  | 
| 
 3  | 
 RASD: Radiation Applications Safety Division  | 
 Projects and operating facilities and activities associated with radiation applications in medicine, industry, research & other societal applications, manufacturing radioisotopes & R&D centres on advanced radiation technologies (accelerators, etc.)  | 
| 
 4  | 
 DRI: Division of Regulatory Inspection  | 
 Programming and conduct of regulatory inspections & managing resident site observer teams  | 
| 
 5  | 
 SRRC: Southern Regional Regulatory Centre, Chennai  | 
 Support in Regulation of nuclear, radiation & industrial facilities in southern region  | 
| 
 6  | 
 ERRC: Eastern Regional Regulatory Centre, Kolkata  | 
 Support in Regulation of nuclear, radiation & industrial facilities in eastern region  | 
| 
 7  | 
 NRRC: Northern Regional Regulatory Centre, New Delhi  | 
 Support in Regulation of nuclear, radiation & industrial facilities in northern region  | 


	        