| 1 | MINISTRY OF MINES (GOI) | CENTRAL GOVT | SURVEY, EXPLORATION & REGULATION OF MINERALS (OTHER THAN COAL & LIGNITE) | |
| 2 | GEOLOGICAL SURVEY OF INDIA (GSI) | CENTRAL GOVT | GEOLOGICAL SURVEYS & MINERAL EXPLORATION | |
| 3 | INDIAN BUREAU OF MINES (IBM) | CENTRAL GOVT | MINING REGULATION, STATISTICS & MONITORING | |
| 4 | MINISTRY OF COAL | CENTRAL GOVT | COAL & LIGNITE RESOURCE MANAGEMENT & PRODUCTION | |
| 5 | DIRECTORATE GENERAL OF MINES SAFETY (DGMS) | CENTRAL GOVT | MINE SAFETY AUDITS & ENFORCEMENT | |
| 6 | INDUSTRIES DEPARTMENT | STATE DEPT | INDUSTRIAL MINING POLICY & SUPPORT | |
| 7 | ENERGY DEPARTMENT | STATE DEPT | ENERGY RESOURCE MANAGEMENT (COAL, LIGNITE) | |
| 8 | FORESTS DEPARTMENT | STATE DEPT | FOREST CLEARANCE FOR MINING PROJECTS | |
| 9 | GEOLOGY AND MINING DEPARTMENT | STATE DEPT | MINING REGULATION & GEOLOGICAL SURVEYS | |
| 10 | INFORMATION TECHNOLOGY AND DIGITAL SERVICES DEPARTMENT | STATE DEPT | DIGITAL PORTALS FOR MINING APPROVALS & MONITORING | |
| 11 | PUBLIC WORKS DEPARTMENT | STATE DEPT | INFRASTRUCTURE SUPPORT FOR MINING AREAS | |
| 12 | REVENUE AND DISASTER MANAGEMENT DEPARTMENT | STATE DEPT | ROYALTY COLLECTION & DISASTER MANAGEMENT IN MINING ZONES | |
| 13 | RURAL DEVELOPMENT AND PANCHAYAT RAJ DEPARTMENT | STATE DEPT | MINOR MINERAL MANAGEMENT, LOCAL DEVELOPMENT | |
| 14 | MUNICIPAL ADMINISTRATION AND WATER SUPPLY DEPARTMENT | STATE DEPT | QUARRY PERMITS & LOCAL MINING REGULATION | |
| 15 | LABOUR WELFARE AND SKILL DEVELOPMENT DEPARTMENT | STATE DEPT | WORKFORCE TRAINING & SAFETY IN MINES | |
| 16 | FINANCE DEPARTMENT | STATE DEPT | ROYALTIES, FEES, MINING REVENUE ACCOUNTING | |
| 17 | TRANSPORT DEPARTMENT | STATE DEPT | MINERAL TRANSPORT MONITORING & REGULATION | |
| 18 | LAW DEPARTMENT | STATE DEPT | LEGAL COMPLIANCE & MINING LEGISLATION | |
| 19 | PLANNING, DEVELOPMENT AND SPECIAL INITIATIVES DEPARTMENT | STATE DEPT | MINERAL POLICY PLANNING & INITIATIVES | |
| 20 | SOCIAL WELFARE AND WOMEN EMPOWERMENT DEPARTMENT | STATE DEPT | COMMUNITY MINING PROGRAMS & CSR | |
| 21 | MICRO, SMALL AND MEDIUM ENTERPRISES DEPARTMENT | STATE DEPT | SUPPORT FOR SMALL-SCALE MINING UNITS | |
| 22 | INFORMATION AND PUBLIC RELATIONS DEPARTMENT | STATE DEPT | AWARENESS & COMMUNICATION ABOUT MINING | |
| 23 | CO-OPERATION DEPARTMENT | STATE DEPT | COOPERATIVE MINING SOCIETIES REGULATION | |
| 24 | POLICE DEPARTMENT | STATE DEPT | ILLEGAL MINING ENFORCEMENT | |
| 25 | ENVIRONMENT DEPARTMENT | STATE DEPT | ENVIRONMENTAL MONITORING & COMPLIANCE | |
| 26 | LABOUR DEPARTMENT | STATE DEPT | MINE WORKERS SAFETY & WELFARE | |
| 27 | FIRE AND RESCUE SERVICES | STATE DEPT | EMERGENCY RESPONSE IN MINING ACCIDENTS | |
| 28 | DIRECTORATE OF MINES AND GEOLOGY | MINING DEPT | MINE LEASE, SURVEY, REGULATION & INSPECTIONS | |
| 29 | MINERAL RESOURCES MANAGEMENT DEPARTMENT | MINING DEPT | MINERAL RESOURCE PLANNING & MANAGEMENT | |
| 30 | MINERAL TESTING LABORATORY DEPARTMENT | MINING DEPT | MINERAL QUALITY TESTING & CERTIFICATION | |
| 31 | RARE EARTHS AND STRATEGIC MINERALS DEPARTMENT | MINING DEPT | RARE & STRATEGIC MINERAL MANAGEMENT | |
| 32 | MINING LEASE ADMINISTRATION DEPARTMENT | MINING DEPT | LEASE APPROVALS, RENEWALS, MONITORING | |
| 33 | MINES SAFETY AND INSPECTION DEPARTMENT | MINING DEPT | MINE SAFETY AUDITS & COMPLIANCE | |
| 34 | EXPLOSIVES LICENSING DEPARTMENT | MINING DEPT | LICENSING & REGULATION OF MINING EXPLOSIVES | |
| 35 | SMALL SCALE MINING PROMOTION DEPARTMENT | MINING DEPT | SUPPORT & PROMOTION OF SMALL MINES | |
| 36 | TECHNOLOGY & RESEARCH (MINING) DEPARTMENT | MINING DEPT | R&D IN MINING & MINERAL PROCESSING | |
| 37 | WASTE MANAGEMENT & MINE RECLAMATION DEPARTMENT | MINING DEPT | POST-MINING LAND RESTORATION & WASTE MANAGEMENT | |
| 38 | MINING POLLUTION CONTROL CELL (UNDER TNPCB) | MINING DEPT | MINING POLLUTION MONITORING & CONTROL | |
| 39 | COAL & LIGNITE MINING DEPARTMENT | MINING DEPT | COAL & LIGNITE MINING OPERATIONS | |
| 40 | IRON ORE MINING DEPARTMENT | MINING DEPT | IRON ORE MINING & REGULATION | |
| 41 | SAND AND MINOR MINERALS REGULATION DEPARTMENT | MINING DEPT | SAND & MINOR MINERALS LEASE & MONITORING | |
| 42 | QUARRY LICENSING DEPARTMENT | MINING DEPT | QUARRY APPROVALS & REGULATION | |
| 43 | MINERAL EXPORT / TRADE REGULATION DEPARTMENT | MINING DEPT | MINERAL EXPORT PERMITS & TRADE REGULATION | |
| 44 | MINERAL POLICY & PLANNING DEPARTMENT | MINING DEPT | FORMULATING MINERAL POLICIES & PLANS | |
| 45 | ENVIRONMENTAL COMPLIANCE & MINING DEPARTMENT | MINING DEPT | ENVIRONMENTAL COMPLIANCE FOR MINING ACTIVITIES | |
| 46 | MINING DATA & GIS MONITORING DEPARTMENT | MINING DEPT | GIS & DATA MONITORING OF MINES | |
| 47 | COMMUNITY MINING & DEVELOPMENT DEPARTMENT | MINING DEPT | COMMUNITY DEVELOPMENT PROGRAMS IN MINING AREAS | |
| 48 | TAMIL NADU CEMENT CORPORATION LIMITED | PSU | MINING & PROCESSING OF CEMENT RAW MATERIALS | |
| 49 | TAMIL NADU MAGNESITE LIMITED | PSU | MAGNESITE MINING & PROCESSING | |
| 50 | TAMIL NADU INDUSTRIAL EXPLOSIVES LIMITED | PSU | EXPLOSIVES PRODUCTION FOR MINING | |
| 51 | TAMIL NADU MINERALS LIMITED | PSU | STATE MINERAL EXTRACTION & MANAGEMENT | |
| 52 | TAMIL NADU SMALL INDUSTRIES CORPORATION LIMITED | PSU | SUPPORT FOR SMALL INDUSTRIAL MINING UNITS | |
| 53 | TAMIL NADU POLLUTION CONTROL BOARD (TNPCB) | PSU / REGULATORY | POLLUTION MONITORING & ENVIRONMENTAL APPROVALS | |
| 54 | MINING & ALLIED MACHINERY CORPORATION LIMITED | PSU | MINING EQUIPMENT SUPPLY | |
